diff --git a/examples/internal/proto/examplepb/opaque.pb.go b/examples/internal/proto/examplepb/opaque.pb.go
index 53a32299dd5..dae9a3c54ae 100644
--- a/examples/internal/proto/examplepb/opaque.pb.go
+++ b/examples/internal/proto/examplepb/opaque.pb.go
@@ -1945,6 +1945,135 @@ func (b0 OpaqueStreamCustomerActivityResponse_builder) Build() *OpaqueStreamCust
 	return m0
 }
 
+// OpaqueSearchOrdersRequest represents queryable information to find orders
+type OpaqueSearchOrdersRequest struct {
+	state            protoimpl.MessageState `protogen:"opaque.v1"`
+	xxx_hidden_Order *OpaqueOrder           `protobuf:"bytes,1,opt,name=order"`
+	unknownFields    protoimpl.UnknownFields
+	sizeCache        protoimpl.SizeCache
+}
+
+func (x *OpaqueSearchOrdersRequest) Reset() {
+	*x = OpaqueSearchOrdersRequest{}
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[14]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *OpaqueSearchOrdersRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*OpaqueSearchOrdersRequest) ProtoMessage() {}
+
+func (x *OpaqueSearchOrdersRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[14]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+func (x *OpaqueSearchOrdersRequest) GetOrder() *OpaqueOrder {
+	if x != nil {
+		return x.xxx_hidden_Order
+	}
+	return nil
+}
+
+func (x *OpaqueSearchOrdersRequest) SetOrder(v *OpaqueOrder) {
+	x.xxx_hidden_Order = v
+}
+
+func (x *OpaqueSearchOrdersRequest) HasOrder() bool {
+	if x == nil {
+		return false
+	}
+	return x.xxx_hidden_Order != nil
+}
+
+func (x *OpaqueSearchOrdersRequest) ClearOrder() {
+	x.xxx_hidden_Order = nil
+}
+
+type OpaqueSearchOrdersRequest_builder struct {
+	_ [0]func() // Prevents comparability and use of unkeyed literals for the builder.
+
+	Order *OpaqueOrder
+}
+
+func (b0 OpaqueSearchOrdersRequest_builder) Build() *OpaqueSearchOrdersRequest {
+	m0 := &OpaqueSearchOrdersRequest{}
+	b, x := &b0, m0
+	_, _ = b, x
+	x.xxx_hidden_Order = b.Order
+	return m0
+}
+
+// OpaqueSearchOrdersResponse represents a list of orders found
+type OpaqueSearchOrdersResponse struct {
+	state             protoimpl.MessageState `protogen:"opaque.v1"`
+	xxx_hidden_Orders *[]*OpaqueOrder        `protobuf:"bytes,1,rep,name=orders"`
+	unknownFields     protoimpl.UnknownFields
+	sizeCache         protoimpl.SizeCache
+}
+
+func (x *OpaqueSearchOrdersResponse) Reset() {
+	*x = OpaqueSearchOrdersResponse{}
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[15]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *OpaqueSearchOrdersResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*OpaqueSearchOrdersResponse) ProtoMessage() {}
+
+func (x *OpaqueSearchOrdersResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[15]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+func (x *OpaqueSearchOrdersResponse) GetOrders() []*OpaqueOrder {
+	if x != nil {
+		if x.xxx_hidden_Orders != nil {
+			return *x.xxx_hidden_Orders
+		}
+	}
+	return nil
+}
+
+func (x *OpaqueSearchOrdersResponse) SetOrders(v []*OpaqueOrder) {
+	x.xxx_hidden_Orders = &v
+}
+
+type OpaqueSearchOrdersResponse_builder struct {
+	_ [0]func() // Prevents comparability and use of unkeyed literals for the builder.
+
+	Orders []*OpaqueOrder
+}
+
+func (b0 OpaqueSearchOrdersResponse_builder) Build() *OpaqueSearchOrdersResponse {
+	m0 := &OpaqueSearchOrdersResponse{}
+	b, x := &b0, m0
+	_, _ = b, x
+	x.xxx_hidden_Orders = &b.Orders
+	return m0
+}
+
 // OpaqueAddress represents a physical address
 type OpaqueAddress struct {
 	state                  protoimpl.MessageState          `protogen:"opaque.v1"`
@@ -1965,7 +2094,7 @@ type OpaqueAddress struct {
 
 func (x *OpaqueAddress) Reset() {
 	*x = OpaqueAddress{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[14]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[16]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -1977,7 +2106,7 @@ func (x *OpaqueAddress) String() string {
 func (*OpaqueAddress) ProtoMessage() {}
 
 func (x *OpaqueAddress) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[14]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[16]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2276,7 +2405,7 @@ type OpaquePrice struct {
 
 func (x *OpaquePrice) Reset() {
 	*x = OpaquePrice{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[15]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[17]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -2288,7 +2417,7 @@ func (x *OpaquePrice) String() string {
 func (*OpaquePrice) ProtoMessage() {}
 
 func (x *OpaquePrice) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[15]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[17]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2467,7 +2596,7 @@ type OpaqueProductCategory struct {
 
 func (x *OpaqueProductCategory) Reset() {
 	*x = OpaqueProductCategory{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[16]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[18]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -2479,7 +2608,7 @@ func (x *OpaqueProductCategory) String() string {
 func (*OpaqueProductCategory) ProtoMessage() {}
 
 func (x *OpaqueProductCategory) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[16]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[18]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2704,7 +2833,7 @@ type OpaqueProductVariant struct {
 
 func (x *OpaqueProductVariant) Reset() {
 	*x = OpaqueProductVariant{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[17]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[19]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -2716,7 +2845,7 @@ func (x *OpaqueProductVariant) String() string {
 func (*OpaqueProductVariant) ProtoMessage() {}
 
 func (x *OpaqueProductVariant) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[17]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[19]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3066,7 +3195,7 @@ func (b0 OpaqueProductVariant_builder) Build() *OpaqueProductVariant {
 type case_OpaqueProductVariant_DiscountInfo protoreflect.FieldNumber
 
 func (x case_OpaqueProductVariant_DiscountInfo) String() string {
-	md := file_examples_internal_proto_examplepb_opaque_proto_msgTypes[17].Descriptor()
+	md := file_examples_internal_proto_examplepb_opaque_proto_msgTypes[19].Descriptor()
 	if x == 0 {
 		return "not set"
 	}
@@ -3119,7 +3248,7 @@ type OpaqueProduct struct {
 
 func (x *OpaqueProduct) Reset() {
 	*x = OpaqueProduct{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[18]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[20]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -3131,7 +3260,7 @@ func (x *OpaqueProduct) String() string {
 func (*OpaqueProduct) ProtoMessage() {}
 
 func (x *OpaqueProduct) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[18]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[20]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3689,7 +3818,7 @@ func (b0 OpaqueProduct_builder) Build() *OpaqueProduct {
 type case_OpaqueProduct_TaxInfo protoreflect.FieldNumber
 
 func (x case_OpaqueProduct_TaxInfo) String() string {
-	md := file_examples_internal_proto_examplepb_opaque_proto_msgTypes[18].Descriptor()
+	md := file_examples_internal_proto_examplepb_opaque_proto_msgTypes[20].Descriptor()
 	if x == 0 {
 		return "not set"
 	}
@@ -3735,7 +3864,7 @@ type OpaqueCustomer struct {
 
 func (x *OpaqueCustomer) Reset() {
 	*x = OpaqueCustomer{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[19]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[21]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -3747,7 +3876,7 @@ func (x *OpaqueCustomer) String() string {
 func (*OpaqueCustomer) ProtoMessage() {}
 
 func (x *OpaqueCustomer) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[19]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[21]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -4096,7 +4225,7 @@ type OpaqueOrderItem struct {
 
 func (x *OpaqueOrderItem) Reset() {
 	*x = OpaqueOrderItem{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[20]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[22]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -4108,7 +4237,7 @@ func (x *OpaqueOrderItem) String() string {
 func (*OpaqueOrderItem) ProtoMessage() {}
 
 func (x *OpaqueOrderItem) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[20]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[22]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -4403,7 +4532,7 @@ type OpaqueOrder struct {
 
 func (x *OpaqueOrder) Reset() {
 	*x = OpaqueOrder{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[21]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[23]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -4415,7 +4544,7 @@ func (x *OpaqueOrder) String() string {
 func (*OpaqueOrder) ProtoMessage() {}
 
 func (x *OpaqueOrder) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[21]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[23]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -4985,7 +5114,7 @@ func (b0 OpaqueOrder_builder) Build() *OpaqueOrder {
 type case_OpaqueOrder_DiscountApplied protoreflect.FieldNumber
 
 func (x case_OpaqueOrder_DiscountApplied) String() string {
-	md := file_examples_internal_proto_examplepb_opaque_proto_msgTypes[21].Descriptor()
+	md := file_examples_internal_proto_examplepb_opaque_proto_msgTypes[23].Descriptor()
 	if x == 0 {
 		return "not set"
 	}
@@ -5027,7 +5156,7 @@ type OpaqueOrderSummary struct {
 
 func (x *OpaqueOrderSummary) Reset() {
 	*x = OpaqueOrderSummary{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[22]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[24]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -5039,7 +5168,7 @@ func (x *OpaqueOrderSummary) String() string {
 func (*OpaqueOrderSummary) ProtoMessage() {}
 
 func (x *OpaqueOrderSummary) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[22]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[24]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -5262,7 +5391,7 @@ type OpaqueCustomerEvent struct {
 
 func (x *OpaqueCustomerEvent) Reset() {
 	*x = OpaqueCustomerEvent{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[23]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[25]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -5274,7 +5403,7 @@ func (x *OpaqueCustomerEvent) String() string {
 func (*OpaqueCustomerEvent) ProtoMessage() {}
 
 func (x *OpaqueCustomerEvent) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[23]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[25]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -5707,7 +5836,7 @@ type OpaqueActivityUpdate struct {
 
 func (x *OpaqueActivityUpdate) Reset() {
 	*x = OpaqueActivityUpdate{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[24]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[26]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -5719,7 +5848,7 @@ func (x *OpaqueActivityUpdate) String() string {
 func (*OpaqueActivityUpdate) ProtoMessage() {}
 
 func (x *OpaqueActivityUpdate) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[24]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[26]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -6182,7 +6311,7 @@ func (b0 OpaqueActivityUpdate_builder) Build() *OpaqueActivityUpdate {
 type case_OpaqueActivityUpdate_ActionData protoreflect.FieldNumber
 
 func (x case_OpaqueActivityUpdate_ActionData) String() string {
-	md := file_examples_internal_proto_examplepb_opaque_proto_msgTypes[24].Descriptor()
+	md := file_examples_internal_proto_examplepb_opaque_proto_msgTypes[26].Descriptor()
 	if x == 0 {
 		return "not set"
 	}
@@ -6220,7 +6349,7 @@ type OpaqueProduct_OpaqueProductDimensions struct {
 
 func (x *OpaqueProduct_OpaqueProductDimensions) Reset() {
 	*x = OpaqueProduct_OpaqueProductDimensions{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[30]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[32]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -6232,7 +6361,7 @@ func (x *OpaqueProduct_OpaqueProductDimensions) String() string {
 func (*OpaqueProduct_OpaqueProductDimensions) ProtoMessage() {}
 
 func (x *OpaqueProduct_OpaqueProductDimensions) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[30]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[32]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -6416,7 +6545,7 @@ type OpaqueCustomer_OpaqueLoyaltyInfo struct {
 
 func (x *OpaqueCustomer_OpaqueLoyaltyInfo) Reset() {
 	*x = OpaqueCustomer_OpaqueLoyaltyInfo{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[31]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[33]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -6428,7 +6557,7 @@ func (x *OpaqueCustomer_OpaqueLoyaltyInfo) String() string {
 func (*OpaqueCustomer_OpaqueLoyaltyInfo) ProtoMessage() {}
 
 func (x *OpaqueCustomer_OpaqueLoyaltyInfo) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[31]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[33]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -6565,7 +6694,7 @@ type OpaqueCustomer_OpaquePaymentMethod struct {
 
 func (x *OpaqueCustomer_OpaquePaymentMethod) Reset() {
 	*x = OpaqueCustomer_OpaquePaymentMethod{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[33]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[35]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -6577,7 +6706,7 @@ func (x *OpaqueCustomer_OpaquePaymentMethod) String() string {
 func (*OpaqueCustomer_OpaquePaymentMethod) ProtoMessage() {}
 
 func (x *OpaqueCustomer_OpaquePaymentMethod) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[33]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[35]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -6795,7 +6924,7 @@ type OpaqueOrder_OpaqueShippingInfo struct {
 
 func (x *OpaqueOrder_OpaqueShippingInfo) Reset() {
 	*x = OpaqueOrder_OpaqueShippingInfo{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[35]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[37]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -6807,7 +6936,7 @@ func (x *OpaqueOrder_OpaqueShippingInfo) String() string {
 func (*OpaqueOrder_OpaqueShippingInfo) ProtoMessage() {}
 
 func (x *OpaqueOrder_OpaqueShippingInfo) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[35]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[37]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -6944,7 +7073,7 @@ type OpaqueOrderSummary_OpaqueOrderError struct {
 
 func (x *OpaqueOrderSummary_OpaqueOrderError) Reset() {
 	*x = OpaqueOrderSummary_OpaqueOrderError{}
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[38]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[40]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -6956,7 +7085,7 @@ func (x *OpaqueOrderSummary_OpaqueOrderError) String() string {
 func (*OpaqueOrderSummary_OpaqueOrderError) ProtoMessage() {}
 
 func (x *OpaqueOrderSummary_OpaqueOrderError) ProtoReflect() protoreflect.Message {
-	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[38]
+	mi := &file_examples_internal_proto_examplepb_opaque_proto_msgTypes[40]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -7143,7 +7272,11 @@ const file_examples_internal_proto_examplepb_opaque_proto_rawDesc = "" +
 	"#OpaqueStreamCustomerActivityRequest\x12Y\n" +
 	"\x05event\x18\x01 \x01(\v2C.grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEventR\x05event\"\x82\x01\n" +
 	"$OpaqueStreamCustomerActivityResponse\x12Z\n" +
-	"\x05event\x18\x02 \x01(\v2D.grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdateR\x05event\"\xd4\x05\n" +
+	"\x05event\x18\x02 \x01(\v2D.grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdateR\x05event\"n\n" +
+	"\x19OpaqueSearchOrdersRequest\x12Q\n" +
+	"\x05order\x18\x01 \x01(\v2;.grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderR\x05order\"q\n" +
+	"\x1aOpaqueSearchOrdersResponse\x12S\n" +
+	"\x06orders\x18\x01 \x03(\v2;.grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderR\x06orders\"\xd4\x05\n" +
 	"\rOpaqueAddress\x12!\n" +
 	"\fstreet_line1\x18\x01 \x01(\tR\vstreetLine1\x12!\n" +
 	"\fstreet_line2\x18\x02 \x01(\tR\vstreetLine2\x12\x12\n" +
@@ -7452,7 +7585,7 @@ const file_examples_internal_proto_examplepb_opaque_proto_rawDesc = "" +
 	"#OPAQUE_UPDATE_TYPE_INVENTORY_UPDATE\x10\x04\x12#\n" +
 	"\x1fOPAQUE_UPDATE_TYPE_PRICE_CHANGE\x10\x05\x12$\n" +
 	" OPAQUE_UPDATE_TYPE_CART_REMINDER\x10\x06B\r\n" +
-	"\vaction_data2\xa3\f\n" +
+	"\vaction_data2\xb1\x0e\n" +
 	"\x16OpaqueEcommerceService\x12\xc8\x01\n" +
 	"\x10OpaqueGetProduct\x12G.grpc.gateway.examples.internal.proto.examplepb.OpaqueGetProductRequest\x1aH.grpc.gateway.examples.internal.proto.examplepb.OpaqueGetProductResponse\"!\x82\xd3\xe4\x93\x02\x1b\x12\x19/v1/products/{product_id}\x12\xd0\x01\n" +
 	"\x14OpaqueSearchProducts\x12K.grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest\x1aL.grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsResponse\"\x1b\x82\xd3\xe4\x93\x02\x15\x12\x13/v1/products/search0\x01\x12\xc7\x01\n" +
@@ -7460,10 +7593,11 @@ const file_examples_internal_proto_examplepb_opaque_proto_rawDesc = "" +
 	"\x18OpaqueCreateProductField\x12O.grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductFieldRequest\x1aP.grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductFieldResponse\"\"\x82\xd3\xe4\x93\x02\x1c:\aproduct\"\x11/v1/productsField\x12\xcf\x01\n" +
 	"\x13OpaqueProcessOrders\x12J.grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersRequest\x1aK.grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersResponse\"\x1d\x82\xd3\xe4\x93\x02\x17:\x01*\"\x12/v1/orders/process(\x01\x12\xef\x01\n" +
 	"\x1cOpaqueStreamCustomerActivity\x12S.grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityRequest\x1aT.grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityResponse\" \x82\xd3\xe4\x93\x02\x1a:\x01*\"\x15/v1/customer/activity(\x010\x01\x12\xf8\x01\n" +
-	"\x13OpaqueUpdateProduct\x12J.grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductRequest\x1aK.grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductResponse\"H\xdaA\x13product,update_mask\x82\xd3\xe4\x93\x02,:\aproduct2!/v1/products/{product.product_id}BMZKgithub.com/grpc-ecosystem/grpc-gateway/v2/examples/internal/proto/examplepbb\beditionsp\xe8\a"
+	"\x13OpaqueUpdateProduct\x12J.grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductRequest\x1aK.grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductResponse\"H\xdaA\x13product,update_mask\x82\xd3\xe4\x93\x02,:\aproduct2!/v1/products/{product.product_id}\x12\x8b\x02\n" +
+	"\x12OpaqueSearchOrders\x12I.grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchOrdersRequest\x1aJ.grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchOrdersResponse\"^\x82\xd3\xe4\x93\x02X\x12V/v1/orders/search/{order.status}/shipAddressType/{order.shipping_address.address_type}BMZKgithub.com/grpc-ecosystem/grpc-gateway/v2/examples/internal/proto/examplepbb\beditionsp\xe8\a"
 
 var file_examples_internal_proto_examplepb_opaque_proto_enumTypes = make([]protoimpl.EnumInfo, 8)
-var file_examples_internal_proto_examplepb_opaque_proto_msgTypes = make([]protoimpl.MessageInfo, 41)
+var file_examples_internal_proto_examplepb_opaque_proto_msgTypes = make([]protoimpl.MessageInfo, 43)
 var file_examples_internal_proto_examplepb_opaque_proto_goTypes = []any{
 	(OpaqueSearchProductsRequest_OpaqueSortOrder)(0),      // 0: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.OpaqueSortOrder
 	(OpaqueAddress_OpaqueAddressType)(0),                  // 1: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.OpaqueAddressType
@@ -7487,141 +7621,147 @@ var file_examples_internal_proto_examplepb_opaque_proto_goTypes = []any{
 	(*OpaqueProcessOrdersResponse)(nil),                   // 19: grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersResponse
 	(*OpaqueStreamCustomerActivityRequest)(nil),           // 20: grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityRequest
 	(*OpaqueStreamCustomerActivityResponse)(nil),          // 21: grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityResponse
-	(*OpaqueAddress)(nil),                                 // 22: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress
-	(*OpaquePrice)(nil),                                   // 23: grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	(*OpaqueProductCategory)(nil),                         // 24: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory
-	(*OpaqueProductVariant)(nil),                          // 25: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant
-	(*OpaqueProduct)(nil),                                 // 26: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
-	(*OpaqueCustomer)(nil),                                // 27: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer
-	(*OpaqueOrderItem)(nil),                               // 28: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem
-	(*OpaqueOrder)(nil),                                   // 29: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder
-	(*OpaqueOrderSummary)(nil),                            // 30: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary
-	(*OpaqueCustomerEvent)(nil),                           // 31: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent
-	(*OpaqueActivityUpdate)(nil),                          // 32: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate
-	nil,                                                   // 33: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.FiltersEntry
-	nil,                                                   // 34: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.MetadataEntry
-	nil,                                                   // 35: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant.AttributesEntry
-	nil,                                                   // 36: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.MetadataEntry
-	nil,                                                   // 37: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.RegionalPricesEntry
-	(*OpaqueProduct_OpaqueProductDimensions)(nil),         // 38: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.OpaqueProductDimensions
-	(*OpaqueCustomer_OpaqueLoyaltyInfo)(nil),              // 39: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaqueLoyaltyInfo
-	nil,                                                   // 40: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.PreferencesEntry
-	(*OpaqueCustomer_OpaquePaymentMethod)(nil),            // 41: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaquePaymentMethod
-	nil,                                    // 42: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.SelectedAttributesEntry
-	(*OpaqueOrder_OpaqueShippingInfo)(nil), // 43: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.OpaqueShippingInfo
-	nil,                                    // 44: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.MetadataEntry
-	nil,                                    // 45: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.ErrorDetailsEntry
-	(*OpaqueOrderSummary_OpaqueOrderError)(nil), // 46: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.OpaqueOrderError
-	nil,                            // 47: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.EventDataEntry
-	nil,                            // 48: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.UpdateDataEntry
-	(*fieldmaskpb.FieldMask)(nil),  // 49: google.protobuf.FieldMask
-	(*wrapperspb.BoolValue)(nil),   // 50: google.protobuf.BoolValue
-	(*wrapperspb.DoubleValue)(nil), // 51: google.protobuf.DoubleValue
-	(*timestamppb.Timestamp)(nil),  // 52: google.protobuf.Timestamp
-	(*durationpb.Duration)(nil),    // 53: google.protobuf.Duration
+	(*OpaqueSearchOrdersRequest)(nil),                     // 22: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchOrdersRequest
+	(*OpaqueSearchOrdersResponse)(nil),                    // 23: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchOrdersResponse
+	(*OpaqueAddress)(nil),                                 // 24: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress
+	(*OpaquePrice)(nil),                                   // 25: grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	(*OpaqueProductCategory)(nil),                         // 26: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory
+	(*OpaqueProductVariant)(nil),                          // 27: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant
+	(*OpaqueProduct)(nil),                                 // 28: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
+	(*OpaqueCustomer)(nil),                                // 29: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer
+	(*OpaqueOrderItem)(nil),                               // 30: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem
+	(*OpaqueOrder)(nil),                                   // 31: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder
+	(*OpaqueOrderSummary)(nil),                            // 32: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary
+	(*OpaqueCustomerEvent)(nil),                           // 33: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent
+	(*OpaqueActivityUpdate)(nil),                          // 34: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate
+	nil,                                                   // 35: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.FiltersEntry
+	nil,                                                   // 36: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.MetadataEntry
+	nil,                                                   // 37: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant.AttributesEntry
+	nil,                                                   // 38: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.MetadataEntry
+	nil,                                                   // 39: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.RegionalPricesEntry
+	(*OpaqueProduct_OpaqueProductDimensions)(nil),         // 40: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.OpaqueProductDimensions
+	(*OpaqueCustomer_OpaqueLoyaltyInfo)(nil),              // 41: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaqueLoyaltyInfo
+	nil,                                                   // 42: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.PreferencesEntry
+	(*OpaqueCustomer_OpaquePaymentMethod)(nil),            // 43: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaquePaymentMethod
+	nil,                                    // 44: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.SelectedAttributesEntry
+	(*OpaqueOrder_OpaqueShippingInfo)(nil), // 45: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.OpaqueShippingInfo
+	nil,                                    // 46: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.MetadataEntry
+	nil,                                    // 47: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.ErrorDetailsEntry
+	(*OpaqueOrderSummary_OpaqueOrderError)(nil), // 48: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.OpaqueOrderError
+	nil,                            // 49: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.EventDataEntry
+	nil,                            // 50: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.UpdateDataEntry
+	(*fieldmaskpb.FieldMask)(nil),  // 51: google.protobuf.FieldMask
+	(*wrapperspb.BoolValue)(nil),   // 52: google.protobuf.BoolValue
+	(*wrapperspb.DoubleValue)(nil), // 53: google.protobuf.DoubleValue
+	(*timestamppb.Timestamp)(nil),  // 54: google.protobuf.Timestamp
+	(*durationpb.Duration)(nil),    // 55: google.protobuf.Duration
 }
 var file_examples_internal_proto_examplepb_opaque_proto_depIdxs = []int32{
-	26, // 0: grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductRequest.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
-	49, // 1: grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductRequest.update_mask:type_name -> google.protobuf.FieldMask
-	26, // 2: grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductResponse.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
-	26, // 3: grpc.gateway.examples.internal.proto.examplepb.OpaqueGetProductResponse.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
-	23, // 4: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.min_price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	23, // 5: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.max_price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	28, // 0: grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductRequest.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
+	51, // 1: grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductRequest.update_mask:type_name -> google.protobuf.FieldMask
+	28, // 2: grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductResponse.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
+	28, // 3: grpc.gateway.examples.internal.proto.examplepb.OpaqueGetProductResponse.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
+	25, // 4: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.min_price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	25, // 5: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.max_price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
 	0,  // 6: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.sort_by:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.OpaqueSortOrder
-	49, // 7: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.field_mask:type_name -> google.protobuf.FieldMask
-	33, // 8: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.filters:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.FiltersEntry
-	26, // 9: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsResponse.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
-	26, // 10: grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductRequest.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
-	26, // 11: grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductResponse.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
-	26, // 12: grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductFieldRequest.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
-	26, // 13: grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductFieldResponse.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
-	29, // 14: grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersRequest.order:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder
-	30, // 15: grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersResponse.summary:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary
-	31, // 16: grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityRequest.event:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent
-	32, // 17: grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityResponse.event:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate
-	1,  // 18: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.address_type:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.OpaqueAddressType
-	50, // 19: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.is_default:type_name -> google.protobuf.BoolValue
-	34, // 20: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.metadata:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.MetadataEntry
-	51, // 21: grpc.gateway.examples.internal.proto.examplepb.OpaquePrice.original_amount:type_name -> google.protobuf.DoubleValue
-	52, // 22: grpc.gateway.examples.internal.proto.examplepb.OpaquePrice.price_valid_until:type_name -> google.protobuf.Timestamp
-	24, // 23: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory.parent_category:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory
-	52, // 24: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory.created_at:type_name -> google.protobuf.Timestamp
-	52, // 25: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory.updated_at:type_name -> google.protobuf.Timestamp
-	23, // 26: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant.price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	35, // 27: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant.attributes:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant.AttributesEntry
-	50, // 28: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant.is_available:type_name -> google.protobuf.BoolValue
-	23, // 29: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.base_price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	24, // 30: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.category:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory
-	25, // 31: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.variants:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant
-	50, // 32: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.is_featured:type_name -> google.protobuf.BoolValue
-	52, // 33: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.created_at:type_name -> google.protobuf.Timestamp
-	52, // 34: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.updated_at:type_name -> google.protobuf.Timestamp
-	53, // 35: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.average_shipping_time:type_name -> google.protobuf.Duration
-	2,  // 36: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.status:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.OpaqueProductStatus
-	36, // 37: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.metadata:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.MetadataEntry
-	37, // 38: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.regional_prices:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.RegionalPricesEntry
-	38, // 39: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.dimensions:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.OpaqueProductDimensions
-	22, // 40: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.addresses:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress
-	52, // 41: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.created_at:type_name -> google.protobuf.Timestamp
-	52, // 42: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.last_login:type_name -> google.protobuf.Timestamp
-	4,  // 43: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.status:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaqueCustomerStatus
-	39, // 44: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.loyalty_info:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaqueLoyaltyInfo
-	40, // 45: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.preferences:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.PreferencesEntry
-	41, // 46: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.payment_methods:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaquePaymentMethod
-	23, // 47: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.unit_price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	23, // 48: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.total_price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	42, // 49: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.selected_attributes:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.SelectedAttributesEntry
-	50, // 50: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.gift_wrapped:type_name -> google.protobuf.BoolValue
-	28, // 51: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.items:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem
-	23, // 52: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.subtotal:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	23, // 53: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.tax:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	23, // 54: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.shipping:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	23, // 55: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.total:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	22, // 56: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.shipping_address:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress
-	22, // 57: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.billing_address:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress
-	5,  // 58: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.status:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.OpaqueOrderStatus
-	52, // 59: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.created_at:type_name -> google.protobuf.Timestamp
-	52, // 60: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.updated_at:type_name -> google.protobuf.Timestamp
-	52, // 61: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.shipped_at:type_name -> google.protobuf.Timestamp
-	52, // 62: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.delivered_at:type_name -> google.protobuf.Timestamp
-	43, // 63: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.shipping_info:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.OpaqueShippingInfo
-	44, // 64: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.metadata:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.MetadataEntry
-	23, // 65: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.total_value:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	45, // 66: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.error_details:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.ErrorDetailsEntry
-	52, // 67: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.processing_time:type_name -> google.protobuf.Timestamp
-	46, // 68: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.errors:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.OpaqueOrderError
-	6,  // 69: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.event_type:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.OpaqueEventType
-	52, // 70: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.timestamp:type_name -> google.protobuf.Timestamp
-	47, // 71: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.event_data:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.EventDataEntry
-	7,  // 72: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.update_type:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.OpaqueUpdateType
-	52, // 73: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.timestamp:type_name -> google.protobuf.Timestamp
-	23, // 74: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.price_update:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	53, // 75: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.offer_expiry:type_name -> google.protobuf.Duration
-	48, // 76: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.update_data:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.UpdateDataEntry
-	23, // 77: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.RegionalPricesEntry.value:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
-	3,  // 78: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.OpaqueProductDimensions.unit:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.OpaqueProductDimensions.OpaqueUnit
-	52, // 79: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaqueLoyaltyInfo.tier_expiry:type_name -> google.protobuf.Timestamp
-	52, // 80: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaquePaymentMethod.expires_at:type_name -> google.protobuf.Timestamp
-	53, // 81: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.OpaqueShippingInfo.estimated_delivery_time:type_name -> google.protobuf.Duration
-	10, // 82: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueGetProduct:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueGetProductRequest
-	12, // 83: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueSearchProducts:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest
-	14, // 84: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueCreateProduct:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductRequest
-	16, // 85: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueCreateProductField:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductFieldRequest
-	18, // 86: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueProcessOrders:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersRequest
-	20, // 87: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueStreamCustomerActivity:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityRequest
-	8,  // 88: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueUpdateProduct:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductRequest
-	11, // 89: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueGetProduct:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueGetProductResponse
-	13, // 90: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueSearchProducts:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsResponse
-	15, // 91: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueCreateProduct:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductResponse
-	17, // 92: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueCreateProductField:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductFieldResponse
-	19, // 93: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueProcessOrders:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersResponse
-	21, // 94: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueStreamCustomerActivity:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityResponse
-	9,  // 95: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueUpdateProduct:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductResponse
-	89, // [89:96] is the sub-list for method output_type
-	82, // [82:89] is the sub-list for method input_type
-	82, // [82:82] is the sub-list for extension type_name
-	82, // [82:82] is the sub-list for extension extendee
-	0,  // [0:82] is the sub-list for field type_name
+	51, // 7: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.field_mask:type_name -> google.protobuf.FieldMask
+	35, // 8: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.filters:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest.FiltersEntry
+	28, // 9: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsResponse.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
+	28, // 10: grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductRequest.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
+	28, // 11: grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductResponse.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
+	28, // 12: grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductFieldRequest.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
+	28, // 13: grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductFieldResponse.product:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct
+	31, // 14: grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersRequest.order:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder
+	32, // 15: grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersResponse.summary:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary
+	33, // 16: grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityRequest.event:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent
+	34, // 17: grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityResponse.event:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate
+	31, // 18: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchOrdersRequest.order:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder
+	31, // 19: grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchOrdersResponse.orders:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder
+	1,  // 20: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.address_type:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.OpaqueAddressType
+	52, // 21: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.is_default:type_name -> google.protobuf.BoolValue
+	36, // 22: grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.metadata:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress.MetadataEntry
+	53, // 23: grpc.gateway.examples.internal.proto.examplepb.OpaquePrice.original_amount:type_name -> google.protobuf.DoubleValue
+	54, // 24: grpc.gateway.examples.internal.proto.examplepb.OpaquePrice.price_valid_until:type_name -> google.protobuf.Timestamp
+	26, // 25: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory.parent_category:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory
+	54, // 26: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory.created_at:type_name -> google.protobuf.Timestamp
+	54, // 27: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory.updated_at:type_name -> google.protobuf.Timestamp
+	25, // 28: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant.price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	37, // 29: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant.attributes:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant.AttributesEntry
+	52, // 30: grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant.is_available:type_name -> google.protobuf.BoolValue
+	25, // 31: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.base_price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	26, // 32: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.category:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProductCategory
+	27, // 33: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.variants:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProductVariant
+	52, // 34: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.is_featured:type_name -> google.protobuf.BoolValue
+	54, // 35: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.created_at:type_name -> google.protobuf.Timestamp
+	54, // 36: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.updated_at:type_name -> google.protobuf.Timestamp
+	55, // 37: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.average_shipping_time:type_name -> google.protobuf.Duration
+	2,  // 38: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.status:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.OpaqueProductStatus
+	38, // 39: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.metadata:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.MetadataEntry
+	39, // 40: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.regional_prices:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.RegionalPricesEntry
+	40, // 41: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.dimensions:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.OpaqueProductDimensions
+	24, // 42: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.addresses:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress
+	54, // 43: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.created_at:type_name -> google.protobuf.Timestamp
+	54, // 44: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.last_login:type_name -> google.protobuf.Timestamp
+	4,  // 45: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.status:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaqueCustomerStatus
+	41, // 46: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.loyalty_info:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaqueLoyaltyInfo
+	42, // 47: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.preferences:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.PreferencesEntry
+	43, // 48: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.payment_methods:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaquePaymentMethod
+	25, // 49: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.unit_price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	25, // 50: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.total_price:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	44, // 51: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.selected_attributes:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.SelectedAttributesEntry
+	52, // 52: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem.gift_wrapped:type_name -> google.protobuf.BoolValue
+	30, // 53: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.items:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderItem
+	25, // 54: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.subtotal:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	25, // 55: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.tax:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	25, // 56: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.shipping:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	25, // 57: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.total:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	24, // 58: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.shipping_address:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress
+	24, // 59: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.billing_address:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueAddress
+	5,  // 60: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.status:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.OpaqueOrderStatus
+	54, // 61: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.created_at:type_name -> google.protobuf.Timestamp
+	54, // 62: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.updated_at:type_name -> google.protobuf.Timestamp
+	54, // 63: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.shipped_at:type_name -> google.protobuf.Timestamp
+	54, // 64: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.delivered_at:type_name -> google.protobuf.Timestamp
+	45, // 65: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.shipping_info:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.OpaqueShippingInfo
+	46, // 66: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.metadata:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.MetadataEntry
+	25, // 67: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.total_value:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	47, // 68: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.error_details:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.ErrorDetailsEntry
+	54, // 69: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.processing_time:type_name -> google.protobuf.Timestamp
+	48, // 70: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.errors:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueOrderSummary.OpaqueOrderError
+	6,  // 71: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.event_type:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.OpaqueEventType
+	54, // 72: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.timestamp:type_name -> google.protobuf.Timestamp
+	49, // 73: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.event_data:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomerEvent.EventDataEntry
+	7,  // 74: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.update_type:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.OpaqueUpdateType
+	54, // 75: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.timestamp:type_name -> google.protobuf.Timestamp
+	25, // 76: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.price_update:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	55, // 77: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.offer_expiry:type_name -> google.protobuf.Duration
+	50, // 78: grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.update_data:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueActivityUpdate.UpdateDataEntry
+	25, // 79: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.RegionalPricesEntry.value:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaquePrice
+	3,  // 80: grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.OpaqueProductDimensions.unit:type_name -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProduct.OpaqueProductDimensions.OpaqueUnit
+	54, // 81: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaqueLoyaltyInfo.tier_expiry:type_name -> google.protobuf.Timestamp
+	54, // 82: grpc.gateway.examples.internal.proto.examplepb.OpaqueCustomer.OpaquePaymentMethod.expires_at:type_name -> google.protobuf.Timestamp
+	55, // 83: grpc.gateway.examples.internal.proto.examplepb.OpaqueOrder.OpaqueShippingInfo.estimated_delivery_time:type_name -> google.protobuf.Duration
+	10, // 84: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueGetProduct:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueGetProductRequest
+	12, // 85: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueSearchProducts:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsRequest
+	14, // 86: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueCreateProduct:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductRequest
+	16, // 87: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueCreateProductField:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductFieldRequest
+	18, // 88: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueProcessOrders:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersRequest
+	20, // 89: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueStreamCustomerActivity:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityRequest
+	8,  // 90: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueUpdateProduct:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductRequest
+	22, // 91: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueSearchOrders:input_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchOrdersRequest
+	11, // 92: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueGetProduct:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueGetProductResponse
+	13, // 93: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueSearchProducts:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchProductsResponse
+	15, // 94: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueCreateProduct:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductResponse
+	17, // 95: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueCreateProductField:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueCreateProductFieldResponse
+	19, // 96: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueProcessOrders:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueProcessOrdersResponse
+	21, // 97: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueStreamCustomerActivity:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueStreamCustomerActivityResponse
+	9,  // 98: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueUpdateProduct:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueUpdateProductResponse
+	23, // 99: grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService.OpaqueSearchOrders:output_type -> grpc.gateway.examples.internal.proto.examplepb.OpaqueSearchOrdersResponse
+	92, // [92:100] is the sub-list for method output_type
+	84, // [84:92] is the sub-list for method input_type
+	84, // [84:84] is the sub-list for extension type_name
+	84, // [84:84] is the sub-list for extension extendee
+	0,  // [0:84] is the sub-list for field type_name
 }
 
 func init() { file_examples_internal_proto_examplepb_opaque_proto_init() }
@@ -7629,19 +7769,19 @@ func file_examples_internal_proto_examplepb_opaque_proto_init() {
 	if File_examples_internal_proto_examplepb_opaque_proto != nil {
 		return
 	}
-	file_examples_internal_proto_examplepb_opaque_proto_msgTypes[17].OneofWrappers = []any{
+	file_examples_internal_proto_examplepb_opaque_proto_msgTypes[19].OneofWrappers = []any{
 		(*opaqueProductVariant_PercentageOff)(nil),
 		(*opaqueProductVariant_FixedAmountOff)(nil),
 	}
-	file_examples_internal_proto_examplepb_opaque_proto_msgTypes[18].OneofWrappers = []any{
+	file_examples_internal_proto_examplepb_opaque_proto_msgTypes[20].OneofWrappers = []any{
 		(*opaqueProduct_TaxPercentage)(nil),
 		(*opaqueProduct_TaxExempt)(nil),
 	}
-	file_examples_internal_proto_examplepb_opaque_proto_msgTypes[21].OneofWrappers = []any{
+	file_examples_internal_proto_examplepb_opaque_proto_msgTypes[23].OneofWrappers = []any{
 		(*opaqueOrder_CouponCode)(nil),
 		(*opaqueOrder_PromotionId)(nil),
 	}
-	file_examples_internal_proto_examplepb_opaque_proto_msgTypes[24].OneofWrappers = []any{
+	file_examples_internal_proto_examplepb_opaque_proto_msgTypes[26].OneofWrappers = []any{
 		(*opaqueActivityUpdate_RedirectUrl)(nil),
 		(*opaqueActivityUpdate_NotificationId)(nil),
 	}
@@ -7651,7 +7791,7 @@ func file_examples_internal_proto_examplepb_opaque_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: unsafe.Slice(unsafe.StringData(file_examples_internal_proto_examplepb_opaque_proto_rawDesc), len(file_examples_internal_proto_examplepb_opaque_proto_rawDesc)),
 			NumEnums:      8,
-			NumMessages:   41,
+			NumMessages:   43,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/examples/internal/proto/examplepb/opaque.pb.gw.go b/examples/internal/proto/examplepb/opaque.pb.gw.go
index 46d61ca6357..046989e905c 100644
--- a/examples/internal/proto/examplepb/opaque.pb.gw.go
+++ b/examples/internal/proto/examplepb/opaque.pb.gw.go
@@ -363,6 +363,97 @@ func local_request_OpaqueEcommerceService_OpaqueUpdateProduct_0(ctx context.Cont
 	return msg, metadata, err
 }
 
+var filter_OpaqueEcommerceService_OpaqueSearchOrders_0 = &utilities.DoubleArray{Encoding: map[string]int{"order": 0, "status": 1, "shipping_address": 2, "address_type": 3}, Base: []int{1, 1, 1, 1, 2, 0, 0}, Check: []int{0, 1, 2, 2, 4, 3, 5}}
+
+func request_OpaqueEcommerceService_OpaqueSearchOrders_0(ctx context.Context, marshaler runtime.Marshaler, client OpaqueEcommerceServiceClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var (
+		protoReq OpaqueSearchOrdersRequest
+		metadata runtime.ServerMetadata
+		e        int32
+		err      error
+	)
+	if req.Body != nil {
+		_, _ = io.Copy(io.Discard, req.Body)
+	}
+	val, ok := pathParams["order.status"]
+	if !ok {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "order.status")
+	}
+	err = runtime.PopulateFieldFromPath(&protoReq, "order.status", val)
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "order.status", err)
+	}
+	e, err = runtime.Enum(val, OpaqueOrder_OpaqueOrderStatus_value)
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "could not parse path as enum value, parameter: %s, error: %v", "order.status", err)
+	}
+	protoReq.GetOrder().SetStatus(OpaqueOrder_OpaqueOrderStatus(e))
+	val, ok = pathParams["order.shipping_address.address_type"]
+	if !ok {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "order.shipping_address.address_type")
+	}
+	err = runtime.PopulateFieldFromPath(&protoReq, "order.shipping_address.address_type", val)
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "order.shipping_address.address_type", err)
+	}
+	e, err = runtime.Enum(val, OpaqueAddress_OpaqueAddressType_value)
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "could not parse path as enum value, parameter: %s, error: %v", "order.shipping_address.address_type", err)
+	}
+	protoReq.GetOrder().GetShippingAddress().SetAddressType(OpaqueAddress_OpaqueAddressType(e))
+	if err := req.ParseForm(); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	if err := runtime.PopulateQueryParameters(&protoReq, req.Form, filter_OpaqueEcommerceService_OpaqueSearchOrders_0); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	msg, err := client.OpaqueSearchOrders(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+}
+
+func local_request_OpaqueEcommerceService_OpaqueSearchOrders_0(ctx context.Context, marshaler runtime.Marshaler, server OpaqueEcommerceServiceServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var (
+		protoReq OpaqueSearchOrdersRequest
+		metadata runtime.ServerMetadata
+		e        int32
+		err      error
+	)
+	val, ok := pathParams["order.status"]
+	if !ok {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "order.status")
+	}
+	err = runtime.PopulateFieldFromPath(&protoReq, "order.status", val)
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "order.status", err)
+	}
+	e, err = runtime.Enum(val, OpaqueOrder_OpaqueOrderStatus_value)
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "could not parse path as enum value, parameter: %s, error: %v", "order.status", err)
+	}
+	protoReq.GetOrder().SetStatus(OpaqueOrder_OpaqueOrderStatus(e))
+	val, ok = pathParams["order.shipping_address.address_type"]
+	if !ok {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "order.shipping_address.address_type")
+	}
+	err = runtime.PopulateFieldFromPath(&protoReq, "order.shipping_address.address_type", val)
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "order.shipping_address.address_type", err)
+	}
+	e, err = runtime.Enum(val, OpaqueAddress_OpaqueAddressType_value)
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "could not parse path as enum value, parameter: %s, error: %v", "order.shipping_address.address_type", err)
+	}
+	protoReq.GetOrder().GetShippingAddress().SetAddressType(OpaqueAddress_OpaqueAddressType(e))
+	if err := req.ParseForm(); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	if err := runtime.PopulateQueryParameters(&protoReq, req.Form, filter_OpaqueEcommerceService_OpaqueSearchOrders_0); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	msg, err := server.OpaqueSearchOrders(ctx, &protoReq)
+	return msg, metadata, err
+}
+
 // RegisterOpaqueEcommerceServiceHandlerServer registers the http handlers for service OpaqueEcommerceService to "mux".
 // UnaryRPC     :call OpaqueEcommerceServiceServer directly.
 // StreamingRPC :currently unsupported pending https://github.com/grpc/grpc-go/issues/906.
@@ -470,6 +561,26 @@ func RegisterOpaqueEcommerceServiceHandlerServer(ctx context.Context, mux *runti
 		}
 		forward_OpaqueEcommerceService_OpaqueUpdateProduct_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
 	})
+	mux.Handle(http.MethodGet, pattern_OpaqueEcommerceService_OpaqueSearchOrders_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		var stream runtime.ServerTransportStream
+		ctx = grpc.NewContextWithServerTransportStream(ctx, &stream)
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		annotatedContext, err := runtime.AnnotateIncomingContext(ctx, mux, req, "/grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService/OpaqueSearchOrders", runtime.WithHTTPPathPattern("/v1/orders/search/{order.status}/shipAddressType/{order.shipping_address.address_type}"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := local_request_OpaqueEcommerceService_OpaqueSearchOrders_0(annotatedContext, inboundMarshaler, server, req, pathParams)
+		md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer())
+		annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md)
+		if err != nil {
+			runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		forward_OpaqueEcommerceService_OpaqueSearchOrders_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+	})
 
 	return nil
 }
@@ -629,6 +740,23 @@ func RegisterOpaqueEcommerceServiceHandlerClient(ctx context.Context, mux *runti
 		}
 		forward_OpaqueEcommerceService_OpaqueUpdateProduct_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
 	})
+	mux.Handle(http.MethodGet, pattern_OpaqueEcommerceService_OpaqueSearchOrders_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		annotatedContext, err := runtime.AnnotateContext(ctx, mux, req, "/grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService/OpaqueSearchOrders", runtime.WithHTTPPathPattern("/v1/orders/search/{order.status}/shipAddressType/{order.shipping_address.address_type}"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_OpaqueEcommerceService_OpaqueSearchOrders_0(annotatedContext, inboundMarshaler, client, req, pathParams)
+		annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md)
+		if err != nil {
+			runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		forward_OpaqueEcommerceService_OpaqueSearchOrders_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+	})
 	return nil
 }
 
@@ -640,6 +768,7 @@ var (
 	pattern_OpaqueEcommerceService_OpaqueProcessOrders_0          = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2}, []string{"v1", "orders", "process"}, ""))
 	pattern_OpaqueEcommerceService_OpaqueStreamCustomerActivity_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2}, []string{"v1", "customer", "activity"}, ""))
 	pattern_OpaqueEcommerceService_OpaqueUpdateProduct_0          = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 1, 0, 4, 1, 5, 2}, []string{"v1", "products", "product.product_id"}, ""))
+	pattern_OpaqueEcommerceService_OpaqueSearchOrders_0           = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2, 1, 0, 4, 1, 5, 3, 2, 4, 1, 0, 4, 1, 5, 5}, []string{"v1", "orders", "search", "order.status", "shipAddressType", "order.shipping_address.address_type"}, ""))
 )
 
 var (
@@ -650,4 +779,5 @@ var (
 	forward_OpaqueEcommerceService_OpaqueProcessOrders_0          = runtime.ForwardResponseMessage
 	forward_OpaqueEcommerceService_OpaqueStreamCustomerActivity_0 = runtime.ForwardResponseStream
 	forward_OpaqueEcommerceService_OpaqueUpdateProduct_0          = runtime.ForwardResponseMessage
+	forward_OpaqueEcommerceService_OpaqueSearchOrders_0           = runtime.ForwardResponseMessage
 )
diff --git a/examples/internal/proto/examplepb/opaque.proto b/examples/internal/proto/examplepb/opaque.proto
index 11e79ff7037..535ef956323 100644
--- a/examples/internal/proto/examplepb/opaque.proto
+++ b/examples/internal/proto/examplepb/opaque.proto
@@ -69,6 +69,12 @@ service OpaqueEcommerceService {
     };
     option (google.api.method_signature) = "product,update_mask";
   }
+
+  // OpaqueSearchOrders - Unary request, unary response
+  // Uses enum params (both top level and nested) to populate fields to test opaque get chain
+  rpc OpaqueSearchOrders(OpaqueSearchOrdersRequest) returns (OpaqueSearchOrdersResponse) {
+    option (google.api.http) = {get: "/v1/orders/search/{order.status}/shipAddressType/{order.shipping_address.address_type}"};
+  }
 }
 
 // OpaqueUpdateProductRequest represents a request to update a product
@@ -171,6 +177,16 @@ message OpaqueStreamCustomerActivityResponse {
   OpaqueActivityUpdate event = 2;
 }
 
+// OpaqueSearchOrdersRequest represents queryable information to find orders
+message OpaqueSearchOrdersRequest {
+  OpaqueOrder order = 1;
+}
+
+// OpaqueSearchOrdersResponse represents a list of orders found
+message OpaqueSearchOrdersResponse {
+  repeated OpaqueOrder orders = 1;
+}
+
 // OpaqueAddress represents a physical address
 message OpaqueAddress {
   string street_line1 = 1;
diff --git a/examples/internal/proto/examplepb/opaque.swagger.json b/examples/internal/proto/examplepb/opaque.swagger.json
index 8ee44854791..dfacb9cfe88 100644
--- a/examples/internal/proto/examplepb/opaque.swagger.json
+++ b/examples/internal/proto/examplepb/opaque.swagger.json
@@ -93,6 +93,385 @@
         ]
       }
     },
+    "/v1/orders/search/{order.status}/shipAddressType/{order.shippingAddress.addressType}": {
+      "get": {
+        "summary": "OpaqueSearchOrders - Unary request, unary response\nUses enum params (both top level and nested) to populate fields to test opaque get chain",
+        "operationId": "OpaqueEcommerceService_OpaqueSearchOrders",
+        "responses": {
+          "200": {
+            "description": "A successful response.",
+            "schema": {
+              "$ref": "#/definitions/examplepbOpaqueSearchOrdersResponse"
+            }
+          },
+          "default": {
+            "description": "An unexpected error response.",
+            "schema": {
+              "$ref": "#/definitions/googleRpcStatus"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "name": "order.status",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "enum": [
+              "OPAQUE_ORDER_STATUS_UNSPECIFIED",
+              "OPAQUE_ORDER_STATUS_PENDING",
+              "OPAQUE_ORDER_STATUS_PROCESSING",
+              "OPAQUE_ORDER_STATUS_SHIPPED",
+              "OPAQUE_ORDER_STATUS_DELIVERED",
+              "OPAQUE_ORDER_STATUS_CANCELLED",
+              "OPAQUE_ORDER_STATUS_RETURNED"
+            ]
+          },
+          {
+            "name": "order.shippingAddress.addressType",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "enum": [
+              "OPAQUE_ADDRESS_TYPE_UNSPECIFIED",
+              "OPAQUE_ADDRESS_TYPE_RESIDENTIAL",
+              "OPAQUE_ADDRESS_TYPE_BUSINESS",
+              "OPAQUE_ADDRESS_TYPE_SHIPPING",
+              "OPAQUE_ADDRESS_TYPE_BILLING"
+            ]
+          },
+          {
+            "name": "order.orderId",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.customerId",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.subtotal.amount",
+            "in": "query",
+            "required": false,
+            "type": "number",
+            "format": "double"
+          },
+          {
+            "name": "order.subtotal.currencyCode",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.subtotal.isDiscounted",
+            "in": "query",
+            "required": false,
+            "type": "boolean"
+          },
+          {
+            "name": "order.subtotal.originalAmount",
+            "in": "query",
+            "required": false,
+            "type": "number",
+            "format": "double"
+          },
+          {
+            "name": "order.subtotal.priceValidUntil",
+            "in": "query",
+            "required": false,
+            "type": "string",
+            "format": "date-time"
+          },
+          {
+            "name": "order.tax.amount",
+            "in": "query",
+            "required": false,
+            "type": "number",
+            "format": "double"
+          },
+          {
+            "name": "order.tax.currencyCode",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.tax.isDiscounted",
+            "in": "query",
+            "required": false,
+            "type": "boolean"
+          },
+          {
+            "name": "order.tax.originalAmount",
+            "in": "query",
+            "required": false,
+            "type": "number",
+            "format": "double"
+          },
+          {
+            "name": "order.tax.priceValidUntil",
+            "in": "query",
+            "required": false,
+            "type": "string",
+            "format": "date-time"
+          },
+          {
+            "name": "order.shipping.amount",
+            "in": "query",
+            "required": false,
+            "type": "number",
+            "format": "double"
+          },
+          {
+            "name": "order.shipping.currencyCode",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.shipping.isDiscounted",
+            "in": "query",
+            "required": false,
+            "type": "boolean"
+          },
+          {
+            "name": "order.shipping.originalAmount",
+            "in": "query",
+            "required": false,
+            "type": "number",
+            "format": "double"
+          },
+          {
+            "name": "order.shipping.priceValidUntil",
+            "in": "query",
+            "required": false,
+            "type": "string",
+            "format": "date-time"
+          },
+          {
+            "name": "order.total.amount",
+            "in": "query",
+            "required": false,
+            "type": "number",
+            "format": "double"
+          },
+          {
+            "name": "order.total.currencyCode",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.total.isDiscounted",
+            "in": "query",
+            "required": false,
+            "type": "boolean"
+          },
+          {
+            "name": "order.total.originalAmount",
+            "in": "query",
+            "required": false,
+            "type": "number",
+            "format": "double"
+          },
+          {
+            "name": "order.total.priceValidUntil",
+            "in": "query",
+            "required": false,
+            "type": "string",
+            "format": "date-time"
+          },
+          {
+            "name": "order.shippingAddress.streetLine1",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.shippingAddress.streetLine2",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.shippingAddress.city",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.shippingAddress.state",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.shippingAddress.country",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.shippingAddress.postalCode",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.shippingAddress.isDefault",
+            "in": "query",
+            "required": false,
+            "type": "boolean"
+          },
+          {
+            "name": "order.shippingAddress.metadata",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.billingAddress.streetLine1",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.billingAddress.streetLine2",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.billingAddress.city",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.billingAddress.state",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.billingAddress.country",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.billingAddress.postalCode",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.billingAddress.isDefault",
+            "in": "query",
+            "required": false,
+            "type": "boolean"
+          },
+          {
+            "name": "order.billingAddress.metadata",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.paymentMethodId",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.trackingNumber",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.createdAt",
+            "in": "query",
+            "required": false,
+            "type": "string",
+            "format": "date-time"
+          },
+          {
+            "name": "order.updatedAt",
+            "in": "query",
+            "required": false,
+            "type": "string",
+            "format": "date-time"
+          },
+          {
+            "name": "order.shippedAt",
+            "in": "query",
+            "required": false,
+            "type": "string",
+            "format": "date-time"
+          },
+          {
+            "name": "order.deliveredAt",
+            "in": "query",
+            "required": false,
+            "type": "string",
+            "format": "date-time"
+          },
+          {
+            "name": "order.shippingInfo.carrier",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.shippingInfo.method",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.shippingInfo.estimatedDeliveryTime",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.shippingInfo.trackingUrls",
+            "in": "query",
+            "required": false,
+            "type": "array",
+            "items": {
+              "type": "string"
+            },
+            "collectionFormat": "multi"
+          },
+          {
+            "name": "order.metadata",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.couponCode",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "order.promotionId",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          }
+        ],
+        "tags": [
+          "OpaqueEcommerceService"
+        ]
+      }
+    },
     "/v1/products": {
       "post": {
         "summary": "OpaqueCreateProduct - Unary request with body field, unary response\nCreates a new product with the product details in the body",
@@ -1224,6 +1603,19 @@
       },
       "title": "OpaqueProductVariant represents a specific variant of a product"
     },
+    "examplepbOpaqueSearchOrdersResponse": {
+      "type": "object",
+      "properties": {
+        "orders": {
+          "type": "array",
+          "items": {
+            "type": "object",
+            "$ref": "#/definitions/examplepbOpaqueOrder"
+          }
+        }
+      },
+      "title": "OpaqueSearchOrdersResponse represents a list of orders found"
+    },
     "examplepbOpaqueSearchProductsResponse": {
       "type": "object",
       "properties": {
diff --git a/examples/internal/proto/examplepb/opaque_grpc.pb.go b/examples/internal/proto/examplepb/opaque_grpc.pb.go
index c6ebb39b3da..397d83e1cbc 100644
--- a/examples/internal/proto/examplepb/opaque_grpc.pb.go
+++ b/examples/internal/proto/examplepb/opaque_grpc.pb.go
@@ -26,6 +26,7 @@ const (
 	OpaqueEcommerceService_OpaqueProcessOrders_FullMethodName          = "/grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService/OpaqueProcessOrders"
 	OpaqueEcommerceService_OpaqueStreamCustomerActivity_FullMethodName = "/grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService/OpaqueStreamCustomerActivity"
 	OpaqueEcommerceService_OpaqueUpdateProduct_FullMethodName          = "/grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService/OpaqueUpdateProduct"
+	OpaqueEcommerceService_OpaqueSearchOrders_FullMethodName           = "/grpc.gateway.examples.internal.proto.examplepb.OpaqueEcommerceService/OpaqueSearchOrders"
 )
 
 // OpaqueEcommerceServiceClient is the client API for OpaqueEcommerceService service.
@@ -54,6 +55,9 @@ type OpaqueEcommerceServiceClient interface {
 	// OpaqueUpdateProduct - PATCH request with FieldMask and body field mapping
 	// to reproduce the compilation issue with bodyData as a value type.
 	OpaqueUpdateProduct(ctx context.Context, in *OpaqueUpdateProductRequest, opts ...grpc.CallOption) (*OpaqueUpdateProductResponse, error)
+	// OpaqueSearchOrders - Unary request, unary response
+	// Uses enum params (both top level and nested) to populate fields to test opaque get chain
+	OpaqueSearchOrders(ctx context.Context, in *OpaqueSearchOrdersRequest, opts ...grpc.CallOption) (*OpaqueSearchOrdersResponse, error)
 }
 
 type opaqueEcommerceServiceClient struct {
@@ -149,6 +153,16 @@ func (c *opaqueEcommerceServiceClient) OpaqueUpdateProduct(ctx context.Context,
 	return out, nil
 }
 
+func (c *opaqueEcommerceServiceClient) OpaqueSearchOrders(ctx context.Context, in *OpaqueSearchOrdersRequest, opts ...grpc.CallOption) (*OpaqueSearchOrdersResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(OpaqueSearchOrdersResponse)
+	err := c.cc.Invoke(ctx, OpaqueEcommerceService_OpaqueSearchOrders_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // OpaqueEcommerceServiceServer is the server API for OpaqueEcommerceService service.
 // All implementations should embed UnimplementedOpaqueEcommerceServiceServer
 // for forward compatibility.
@@ -175,6 +189,9 @@ type OpaqueEcommerceServiceServer interface {
 	// OpaqueUpdateProduct - PATCH request with FieldMask and body field mapping
 	// to reproduce the compilation issue with bodyData as a value type.
 	OpaqueUpdateProduct(context.Context, *OpaqueUpdateProductRequest) (*OpaqueUpdateProductResponse, error)
+	// OpaqueSearchOrders - Unary request, unary response
+	// Uses enum params (both top level and nested) to populate fields to test opaque get chain
+	OpaqueSearchOrders(context.Context, *OpaqueSearchOrdersRequest) (*OpaqueSearchOrdersResponse, error)
 }
 
 // UnimplementedOpaqueEcommerceServiceServer should be embedded to have
@@ -205,6 +222,9 @@ func (UnimplementedOpaqueEcommerceServiceServer) OpaqueStreamCustomerActivity(gr
 func (UnimplementedOpaqueEcommerceServiceServer) OpaqueUpdateProduct(context.Context, *OpaqueUpdateProductRequest) (*OpaqueUpdateProductResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method OpaqueUpdateProduct not implemented")
 }
+func (UnimplementedOpaqueEcommerceServiceServer) OpaqueSearchOrders(context.Context, *OpaqueSearchOrdersRequest) (*OpaqueSearchOrdersResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method OpaqueSearchOrders not implemented")
+}
 func (UnimplementedOpaqueEcommerceServiceServer) testEmbeddedByValue() {}
 
 // UnsafeOpaqueEcommerceServiceServer may be embedded to opt out of forward compatibility for this service.
@@ -322,6 +342,24 @@ func _OpaqueEcommerceService_OpaqueUpdateProduct_Handler(srv interface{}, ctx co
 	return interceptor(ctx, in, info, handler)
 }
 
+func _OpaqueEcommerceService_OpaqueSearchOrders_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(OpaqueSearchOrdersRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(OpaqueEcommerceServiceServer).OpaqueSearchOrders(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: OpaqueEcommerceService_OpaqueSearchOrders_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(OpaqueEcommerceServiceServer).OpaqueSearchOrders(ctx, req.(*OpaqueSearchOrdersRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // OpaqueEcommerceService_ServiceDesc is the grpc.ServiceDesc for OpaqueEcommerceService service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -345,6 +383,10 @@ var OpaqueEcommerceService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "OpaqueUpdateProduct",
 			Handler:    _OpaqueEcommerceService_OpaqueUpdateProduct_Handler,
 		},
+		{
+			MethodName: "OpaqueSearchOrders",
+			Handler:    _OpaqueEcommerceService_OpaqueSearchOrders_Handler,
+		},
 	},
 	Streams: []grpc.StreamDesc{
 		{
diff --git a/internal/descriptor/types.go b/internal/descriptor/types.go
index 5a43472baa3..43eb776ea72 100644
--- a/internal/descriptor/types.go
+++ b/internal/descriptor/types.go
@@ -444,6 +444,35 @@ func (p FieldPath) AssignableExprPrep(msgExpr string, currentPackage string) str
 	return strings.Join(preparations, "\n")
 }
 
+// OpaqueSetterExpr returns the Go expression to invoke the generated setter for
+// the final component in the path while respecting nested getters required by
+// the opaque API.
+func (p FieldPath) OpaqueSetterExpr(msgExpr string) string {
+	if len(p) == 0 {
+		return msgExpr
+	}
+
+	return fmt.Sprintf("%s.Set%s", p.opaqueOwnerExpr(msgExpr), casing.Camel(p[len(p)-1].Name))
+}
+
+// opaqueOwnerExpr builds the Go expression for the message that owns the final
+// component in the path by chaining the generated getters.
+func (p FieldPath) opaqueOwnerExpr(msgExpr string) string {
+	if len(p) <= 1 {
+		return msgExpr
+	}
+
+	var sb strings.Builder
+	sb.WriteString(msgExpr)
+	for i := range len(p) - 1 {
+		sb.WriteString(".Get")
+		sb.WriteString(casing.Camel(p[i].Name))
+		sb.WriteString("()")
+	}
+
+	return sb.String()
+}
+
 // FieldPathComponent is a path component in FieldPath
 type FieldPathComponent struct {
 	// Name is a name of the proto field which this component corresponds to.
diff --git a/internal/descriptor/types_test.go b/internal/descriptor/types_test.go
index ba9737a17d3..53e07ec5a93 100644
--- a/internal/descriptor/types_test.go
+++ b/internal/descriptor/types_test.go
@@ -205,6 +205,33 @@ func TestFieldPath(t *testing.T) {
 	}
 }
 
+func TestFieldPathOpaqueSetterExpr(t *testing.T) {
+	tcs := map[string]struct {
+		fieldPath FieldPath
+		msgExpr   string
+		want      string
+	}{
+		"top-level field": {
+			fieldPath: FieldPath{{Name: "data"}},
+			msgExpr:   "req",
+			want:      "req.SetData",
+		},
+		"nested field": {
+			fieldPath: FieldPath{{Name: "key"}, {Name: "date_type"}},
+			msgExpr:   "req",
+			want:      "req.GetKey().SetDateType",
+		},
+	}
+
+	for name, tc := range tcs {
+		t.Run(name, func(t *testing.T) {
+			if got := tc.fieldPath.OpaqueSetterExpr(tc.msgExpr); got != tc.want {
+				t.Fatalf("OpaqueSetterExpr(%q) = %q; want %q", tc.msgExpr, got, tc.want)
+			}
+		})
+	}
+}
+
 func TestGoType(t *testing.T) {
 	src := `
 		name: 'example.proto'
diff --git a/protoc-gen-grpc-gateway/internal/gengateway/BUILD.bazel b/protoc-gen-grpc-gateway/internal/gengateway/BUILD.bazel
index a5dc9e80b9e..752a4c02e12 100644
--- a/protoc-gen-grpc-gateway/internal/gengateway/BUILD.bazel
+++ b/protoc-gen-grpc-gateway/internal/gengateway/BUILD.bazel
@@ -35,6 +35,7 @@ go_test(
         "//internal/httprule",
         "@org_golang_google_protobuf//proto",
         "@org_golang_google_protobuf//types/descriptorpb",
+        "@org_golang_google_protobuf//types/pluginpb",
     ],
 )
 
diff --git a/protoc-gen-grpc-gateway/internal/gengateway/template.go b/protoc-gen-grpc-gateway/internal/gengateway/template.go
index df69e78e6a9..a08e0b45090 100644
--- a/protoc-gen-grpc-gateway/internal/gengateway/template.go
+++ b/protoc-gen-grpc-gateway/internal/gengateway/template.go
@@ -358,6 +358,9 @@ func request_{{ .Method.Service.GetName }}_{{ .Method.GetName }}_{{ .Index }}(ct
 
 	funcMap template.FuncMap = map[string]interface{}{
 		"camelIdentifier": casing.CamelIdentifier,
+		"opaqueSetter": func(p descriptor.FieldPath, msgExpr string) string {
+			return p.OpaqueSetterExpr(msgExpr)
+		},
 		"toHTTPMethod": func(method string) string {
 			return httpMethods[method]
 		},
@@ -499,7 +502,7 @@ var filter_{{ .Method.Service.GetName }}_{{ .Method.GetName }}_{{ .Index }} = {{
 	if err != nil {
 		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", {{ $param | printf "%q"}}, err)
 	}
-	protoReq.Set{{ $param.FieldPath.String | camelIdentifier }}(converted{{ $param.FieldPath.String | camelIdentifier }})
+	{{ opaqueSetter $param.FieldPath "protoReq" }}(converted{{ $param.FieldPath.String | camelIdentifier }})
 	{{- else }}
 	{{ $param.AssignableExpr "protoReq" $binding.Method.Service.File.GoPkg.Path }}, err = {{ $param.ConvertFuncExpr }}(val{{ if $param.IsRepeated }}, {{ $binding.Registry.GetRepeatedPathParamSeparator | printf "%c" | printf "%q" }}{{ end }})
 	if err != nil {
@@ -513,13 +516,13 @@ var filter_{{ .Method.Service.GetName }}_{{ .Method.GetName }}_{{ .Index }} = {{
 		s[i] = {{ $enum.GoType $param.Method.Service.File.GoPkg.Path}}(v)
 	}
 	{{- if $UseOpaqueAPI }}
-	protoReq.Set{{ $param.FieldPath.String | camelIdentifier }}(s)
+	{{ opaqueSetter $param.FieldPath "protoReq" }}(s)
 	{{- else }}
 	{{ $param.AssignableExpr "protoReq" $binding.Method.Service.File.GoPkg.Path }} = s
 	{{- end }}
 {{- else if $enum}}
 	{{- if $UseOpaqueAPI }}
-	protoReq.Set{{ $param.FieldPath.String | camelIdentifier }}({{ $enum.GoType $param.Method.Service.File.GoPkg.Path | camelIdentifier }}(e))
+	{{ opaqueSetter $param.FieldPath "protoReq" }}({{ $enum.GoType $param.Method.Service.File.GoPkg.Path | camelIdentifier }}(e))
 	{{- else }}
 	{{ $param.AssignableExpr "protoReq" $binding.Method.Service.File.GoPkg.Path }} = {{ $enum.GoType $param.Method.Service.File.GoPkg.Path | camelIdentifier }}(e)
 	{{- end }}
@@ -734,7 +737,7 @@ func local_request_{{ .Method.Service.GetName }}_{{ .Method.GetName }}_{{ .Index
 	if err != nil {
 		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", {{ $param | printf "%q"}}, err)
 	}
-	protoReq.Set{{ $param.FieldPath.String | camelIdentifier }}(converted{{ $param.FieldPath.String | camelIdentifier }})
+	{{ opaqueSetter $param.FieldPath "protoReq" }}(converted{{ $param.FieldPath.String | camelIdentifier }})
 	{{- else }}
 	{{ $param.AssignableExpr "protoReq" $binding.Method.Service.File.GoPkg.Path }}, err = {{ $param.ConvertFuncExpr }}(val{{ if $param.IsRepeated }}, {{ $binding.Registry.GetRepeatedPathParamSeparator | printf "%c" | printf "%q" }}{{ end }})
 	if err != nil {
@@ -748,13 +751,13 @@ func local_request_{{ .Method.Service.GetName }}_{{ .Method.GetName }}_{{ .Index
 		s[i] = {{ $enum.GoType $param.Method.Service.File.GoPkg.Path }}(v)
 	}
 	{{- if $UseOpaqueAPI }}
-	protoReq.Set{{ $param.FieldPath.String | camelIdentifier }}(s)
+	{{ opaqueSetter $param.FieldPath "protoReq" }}(s)
 	{{- else }}
 	{{ $param.AssignableExpr "protoReq" $binding.Method.Service.File.GoPkg.Path }} = s
 	{{- end }}
 {{- else if $enum }}
 	{{- if $UseOpaqueAPI }}
-	protoReq.Set{{ $param.FieldPath.String | camelIdentifier }}({{ $enum.GoType $param.Method.Service.File.GoPkg.Path | camelIdentifier }}(e))
+	{{ opaqueSetter $param.FieldPath "protoReq" }}({{ $enum.GoType $param.Method.Service.File.GoPkg.Path | camelIdentifier }}(e))
 	{{- else }}
 	{{ $param.AssignableExpr "protoReq" $binding.Method.Service.File.GoPkg.Path }} = {{ $enum.GoType $param.Method.Service.File.GoPkg.Path | camelIdentifier }}(e)
 	{{- end }}
diff --git a/protoc-gen-grpc-gateway/internal/gengateway/template_test.go b/protoc-gen-grpc-gateway/internal/gengateway/template_test.go
index 2ee159e4a93..4dd23de960d 100644
--- a/protoc-gen-grpc-gateway/internal/gengateway/template_test.go
+++ b/protoc-gen-grpc-gateway/internal/gengateway/template_test.go
@@ -8,6 +8,7 @@ import (
 	"github.com/grpc-ecosystem/grpc-gateway/v2/internal/httprule"
 	"google.golang.org/protobuf/proto"
 	"google.golang.org/protobuf/types/descriptorpb"
+	"google.golang.org/protobuf/types/pluginpb"
 )
 
 func crossLinkFixture(f *descriptor.File) *descriptor.File {
@@ -272,6 +273,161 @@ func TestApplyTemplateRequestWithoutClientStreaming(t *testing.T) {
 	}
 }
 
+func TestApplyTemplateOpaquePathParams(t *testing.T) {
+	enumDesc := &descriptorpb.EnumDescriptorProto{
+		Name: proto.String("Color"),
+		Value: []*descriptorpb.EnumValueDescriptorProto{
+			{
+				Name:   proto.String("COLOR_UNSPECIFIED"),
+				Number: proto.Int32(0),
+			},
+			{
+				Name:   proto.String("COLOR_RED"),
+				Number: proto.Int32(1),
+			},
+		},
+	}
+
+	baseField := &descriptorpb.FieldDescriptorProto{
+		Name:   proto.String("kind"),
+		Label:  descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL.Enum(),
+		Type:   descriptorpb.FieldDescriptorProto_TYPE_STRING.Enum(),
+		Number: proto.Int32(1),
+	}
+	enumField := proto.Clone(baseField).(*descriptorpb.FieldDescriptorProto)
+	enumField.Type = descriptorpb.FieldDescriptorProto_TYPE_ENUM.Enum()
+	enumField.TypeName = proto.String(".example.Color")
+
+	tcs := map[string]struct {
+		field      *descriptorpb.FieldDescriptorProto
+		enumDesc   *descriptorpb.EnumDescriptorProto
+		httpMethod string
+		expect     string
+	}{
+		"scalar GET": {
+			field:      baseField,
+			httpMethod: "GET",
+			expect:     "protoReq.SetKind(convertedKind)",
+		},
+		"enum PATCH": {
+			field:      enumField,
+			enumDesc:   enumDesc,
+			httpMethod: "PATCH",
+			expect:     "protoReq.SetKind(Color(e))",
+		},
+	}
+
+	for name, tc := range tcs {
+		t.Run(name, func(t *testing.T) {
+			msgdesc := &descriptorpb.DescriptorProto{
+				Name: proto.String("ExampleMessage"),
+				Field: []*descriptorpb.FieldDescriptorProto{
+					proto.Clone(tc.field).(*descriptorpb.FieldDescriptorProto),
+				},
+			}
+			if tc.enumDesc != nil {
+				msgdesc.EnumType = []*descriptorpb.EnumDescriptorProto{proto.Clone(tc.enumDesc).(*descriptorpb.EnumDescriptorProto)}
+			}
+
+			fileDesc := &descriptorpb.FileDescriptorProto{
+				Name:        proto.String("example.proto"),
+				Package:     proto.String("example"),
+				Syntax:      proto.String("proto3"),
+				MessageType: []*descriptorpb.DescriptorProto{msgdesc},
+				Options: &descriptorpb.FileOptions{
+					GoPackage: proto.String("example.com/path/to/example/example.pb;example_pb"),
+				},
+			}
+			if tc.enumDesc != nil {
+				fileDesc.EnumType = []*descriptorpb.EnumDescriptorProto{proto.Clone(tc.enumDesc).(*descriptorpb.EnumDescriptorProto)}
+			}
+
+			meth := &descriptorpb.MethodDescriptorProto{
+				Name:       proto.String("DoThing"),
+				InputType:  proto.String("ExampleMessage"),
+				OutputType: proto.String("ExampleMessage"),
+			}
+			svc := &descriptorpb.ServiceDescriptorProto{
+				Name:   proto.String("ExampleService"),
+				Method: []*descriptorpb.MethodDescriptorProto{meth},
+			}
+
+			msg := &descriptor.Message{
+				DescriptorProto: msgdesc,
+			}
+			field := &descriptor.Field{
+				Message:              msg,
+				FieldDescriptorProto: msgdesc.Field[0],
+			}
+			msg.Fields = []*descriptor.Field{field}
+
+			file := descriptor.File{
+				FileDescriptorProto: fileDesc,
+				GoPkg: descriptor.GoPackage{
+					Path: "example.com/path/to/example/example.pb",
+					Name: "example_pb",
+				},
+				Messages: []*descriptor.Message{msg},
+				Services: []*descriptor.Service{
+					{
+						ServiceDescriptorProto: svc,
+						Methods: []*descriptor.Method{
+							{
+								MethodDescriptorProto: meth,
+								RequestType:           msg,
+								ResponseType:          msg,
+								Bindings: []*descriptor.Binding{
+									{
+										HTTPMethod: tc.httpMethod,
+										PathTmpl:   compilePath(t, "/v1/{kind}"),
+										PathParams: []descriptor.Parameter{
+											{
+												FieldPath: descriptor.FieldPath([]descriptor.FieldPathComponent{
+													{
+														Name:   "kind",
+														Target: field,
+													},
+												}),
+												Target: field,
+											},
+										},
+									},
+								},
+							},
+						},
+					},
+				},
+			}
+
+			reg := descriptor.NewRegistry()
+			req := &pluginpb.CodeGeneratorRequest{
+				FileToGenerate: []string{"example.proto"},
+				ProtoFile:      []*descriptorpb.FileDescriptorProto{fileDesc},
+			}
+			if err := reg.Load(req); err != nil {
+				t.Fatalf("registry load failed: %v", err)
+			}
+
+			cloned := crossLinkFixture(&file)
+			cloned.Services[0].Methods[0].Bindings[0].PathParams[0].Method = cloned.Services[0].Methods[0]
+
+			got, err := applyTemplate(param{
+				File:               cloned,
+				RegisterFuncSuffix: "Handler",
+				AllowPatchFeature:  true,
+				UseOpaqueAPI:       true,
+			}, reg)
+			if err != nil {
+				t.Fatalf("applyTemplate failed: %v", err)
+			}
+
+			if !strings.Contains(got, tc.expect) {
+				t.Fatalf("generated code missing %q: %s", tc.expect, got)
+			}
+		})
+	}
+}
+
 func TestApplyTemplateRequestWithClientStreaming(t *testing.T) {
 	msgdesc := &descriptorpb.DescriptorProto{
 		Name: proto.String("ExampleMessage"),