diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/Microsoft.WorkloadMonitor.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/Microsoft.WorkloadMonitor.json
new file mode 100644
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--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/Microsoft.WorkloadMonitor.json
@@ -0,0 +1,798 @@
+{
+  "swagger": "2.0",
+  "info": {
+    "description": "Workload Monitor API",
+    "version": "2020-01-13-preview",
+    "title": "Workload Monitor API",
+    "contact": {
+      "email": "wlmengg@microsoft.com"
+    },
+    "license": {
+      "name": "Apache 2.0",
+      "url": "http://www.apache.org/licenses/LICENSE-2.0.html"
+    }
+  },
+  "paths": {
+    "/providers/Microsoft.WorkloadMonitor/operations": {
+      "get": {
+        "summary": "Gets a list of possible operations",
+        "operationId": "Operations_List",
+        "produces": [
+          "application/json"
+        ],
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        },
+        "parameters": [
+          {
+            "$ref": "#/parameters/api-version"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "list of operations",
+            "schema": {
+              "$ref": "#/definitions/OperationList"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/DefaultError"
+            }
+          }
+        },
+        "x-ms-examples": {
+          "OperationList_Get": {
+            "$ref": "./examples/OperationList_Get.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/{resourceNamespace}/{resourceType}/{resourceName}/providers/Microsoft.WorkloadMonitor/monitors": {
+      "get": {
+        "summary": "Get list of a monitors of a resource (with optional filter).",
+        "operationId": "Monitors_List",
+        "produces": [
+          "application/json"
+        ],
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        },
+        "parameters": [
+          {
+            "$ref": "#/parameters/api-version"
+          },
+          {
+            "$ref": "#/parameters/subscriptionId"
+          },
+          {
+            "$ref": "#/parameters/resourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/resourceNamespace"
+          },
+          {
+            "$ref": "#/parameters/resourceType"
+          },
+          {
+            "$ref": "#/parameters/resourceName"
+          },
+          {
+            "$ref": "#/parameters/filter"
+          },
+          {
+            "$ref": "#/parameters/expand"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Search results matching criteria",
+            "schema": {
+              "$ref": "#/definitions/MonitorList"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/DefaultError"
+            }
+          }
+        },
+        "x-ms-examples": {
+          "Get monitor list with default values": {
+            "$ref": "./examples/MonitorList_GetDefault.json"
+          },
+          "Get monitor list with filtered values": {
+            "$ref": "./examples/MonitorList_GetFiltered.json"
+          },
+          "Get monitor list with expanded values": {
+            "$ref": "./examples/MonitorList_GetExpanded.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/{resourceNamespace}/{resourceType}/{resourceName}/providers/Microsoft.WorkloadMonitor/monitors/{monitorId}": {
+      "get": {
+        "summary": "Get the current status of a monitor of a resource.",
+        "operationId": "Monitors_Get",
+        "produces": [
+          "application/json"
+        ],
+        "parameters": [
+          {
+            "$ref": "#/parameters/api-version"
+          },
+          {
+            "$ref": "#/parameters/subscriptionId"
+          },
+          {
+            "$ref": "#/parameters/resourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/resourceNamespace"
+          },
+          {
+            "$ref": "#/parameters/resourceType"
+          },
+          {
+            "$ref": "#/parameters/resourceName"
+          },
+          {
+            "$ref": "#/parameters/monitorId"
+          },
+          {
+            "$ref": "#/parameters/expand"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "search results matching criteria",
+            "schema": {
+              "$ref": "#/definitions/Monitor"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/DefaultError"
+            }
+          }
+        },
+        "x-ms-examples": {
+          "Get monitor with default values": {
+            "$ref": "./examples/Monitor_GetDefault.json"
+          },
+          "Get monitor with expanded values": {
+            "$ref": "./examples/Monitor_GetExpanded.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/{resourceNamespace}/{resourceType}/{resourceName}/providers/Microsoft.WorkloadMonitor/monitors/{monitorId}/history": {
+      "get": {
+        "summary": "Get history of a monitor of a resource (with optional filter).",
+        "operationId": "Monitors_ListStateChanges",
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        },
+        "produces": [
+          "application/json"
+        ],
+        "parameters": [
+          {
+            "$ref": "#/parameters/api-version"
+          },
+          {
+            "$ref": "#/parameters/subscriptionId"
+          },
+          {
+            "$ref": "#/parameters/resourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/resourceNamespace"
+          },
+          {
+            "$ref": "#/parameters/resourceType"
+          },
+          {
+            "$ref": "#/parameters/resourceName"
+          },
+          {
+            "$ref": "#/parameters/monitorId"
+          },
+          {
+            "$ref": "#/parameters/filter"
+          },
+          {
+            "$ref": "#/parameters/expand"
+          },
+          {
+            "in": "query",
+            "name": "startTimestampUtc",
+            "description": "The start Timestamp for the desired history",
+            "required": false,
+            "type": "string",
+            "format": "date-time"
+          },
+          {
+            "in": "query",
+            "name": "endTimestampUtc",
+            "description": "The end Timestamp for the desired history",
+            "required": false,
+            "type": "string",
+            "format": "date-time"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "search results matching criteria",
+            "schema": {
+              "$ref": "#/definitions/MonitorStateChangeList"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/DefaultError"
+            }
+          }
+        },
+        "x-ms-examples": {
+          "Get monitor history with default values": {
+            "$ref": "./examples/MonitorHistory_GetDefault.json"
+          },
+          "Get monitor list with filtered values": {
+            "$ref": "./examples/MonitorHistory_GetFiltered.json"
+          },
+          "Get monitor history with expanded values": {
+            "$ref": "./examples/MonitorHistory_GetExpanded.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/{resourceNamespace}/{resourceType}/{resourceName}/providers/Microsoft.WorkloadMonitor/monitors/{monitorId}/history/{timestampUnix}": {
+      "get": {
+        "summary": "Get the status of a monitor at a specific timestamp in history.",
+        "operationId": "Monitors_GetStateChange",
+        "produces": [
+          "application/json"
+        ],
+        "parameters": [
+          {
+            "$ref": "#/parameters/api-version"
+          },
+          {
+            "$ref": "#/parameters/subscriptionId"
+          },
+          {
+            "$ref": "#/parameters/resourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/resourceNamespace"
+          },
+          {
+            "$ref": "#/parameters/resourceType"
+          },
+          {
+            "$ref": "#/parameters/resourceName"
+          },
+          {
+            "$ref": "#/parameters/monitorId"
+          },
+          {
+            "$ref": "#/parameters/timestampUnix"
+          },
+          {
+            "$ref": "#/parameters/expand"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "search results matching criteria",
+            "schema": {
+              "$ref": "#/definitions/MonitorStateChange"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/DefaultError"
+            }
+          }
+        },
+        "x-ms-examples": {
+          "Get monitor state change with default values": {
+            "$ref": "./examples/MonitorStateChange_GetDefault.json"
+          },
+          "Get monitor state change with expanded values": {
+            "$ref": "./examples/MonitorStateChange_GetExpanded.json"
+          }
+        }
+      }
+    }
+  },
+  "parameters": {
+    "api-version": {
+      "name": "api-version",
+      "in": "query",
+      "description": "The API version to use for this operation.",
+      "required": true,
+      "type": "string",
+      "enum": [
+        "2020-01-13-preview"
+      ]
+    },
+    "subscriptionId": {
+      "in": "path",
+      "name": "subscriptionId",
+      "required": true,
+      "type": "string",
+      "description": "The subscriptionId of the resource",
+      "x-ms-parameter-location": "method"
+    },
+    "resourceGroupName": {
+      "in": "path",
+      "name": "resourceGroupName",
+      "required": true,
+      "type": "string",
+      "description": "The resourceGroupName of the resource",
+      "x-ms-parameter-location": "method"
+    },
+    "resourceNamespace": {
+      "in": "path",
+      "name": "resourceNamespace",
+      "required": true,
+      "type": "string",
+      "description": "The resourceNamespace of the resource",
+      "x-ms-parameter-location": "method"
+    },
+    "resourceType": {
+      "in": "path",
+      "name": "resourceType",
+      "required": true,
+      "type": "string",
+      "description": "The resourceType of the resource",
+      "x-ms-parameter-location": "method"
+    },
+    "resourceName": {
+      "in": "path",
+      "name": "resourceName",
+      "required": true,
+      "type": "string",
+      "description": "The resourceType of the resource",
+      "x-ms-parameter-location": "method"
+    },
+    "monitorId": {
+      "in": "path",
+      "name": "monitorId",
+      "description": "The monitorId of the resource (url encoded)",
+      "required": true,
+      "type": "string",
+      "x-ms-parameter-location": "method"
+    },
+    "timestampUnix": {
+      "in": "path",
+      "name": "timestampUnix",
+      "description": "The timestamp of the state change (Unix format)",
+      "required": true,
+      "type": "string",
+      "x-ms-parameter-location": "method"
+    },
+    "filter": {
+      "name": "$filter",
+      "in": "query",
+      "description": "list example: $filter=monitorName eq 'logical-disks|C:|disk-free-space-mb'; history example: $filter=isHeartbeat eq false",
+      "required": false,
+      "type": "string",
+      "x-ms-parameter-location": "method"
+    },
+    "expand": {
+      "name": "$expand",
+      "in": "query",
+      "description": "ex: $expand=evidence,configuration",
+      "required": false,
+      "type": "string",
+      "x-ms-parameter-location": "method"
+    }
+  },
+  "definitions": {
+    "MonitorStateChangeList": {
+      "title": "Monitor History",
+      "description": "The monitor history of a monitor",
+      "type": "object",
+      "readOnly": true,
+      "properties": {
+        "value": {
+          "title": "State Change Array",
+          "description": "Array of state change transitions.",
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/MonitorStateChange"
+          }
+        },
+        "nextLink": {
+          "title": "Pageable next link",
+          "description": "Link to next page if list is too long.",
+          "type": "string"
+        }
+      }
+    },
+    "MonitorList": {
+      "title": "Monitor List",
+      "description": "Basic information about the current status of a monitor.",
+      "type": "object",
+      "readOnly": true,
+      "properties": {
+        "value": {
+          "title": "Monitor Array",
+          "description": "Array of monitors.",
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/Monitor"
+          }
+        },
+        "nextLink": {
+          "title": "Pageable next link",
+          "description": "Link to next page if list is too long.",
+          "type": "string"
+        }
+      }
+    },
+    "Monitor": {
+      "title": "Monitor Status",
+      "description": "Information about a monitor.",
+      "properties": {
+        "properties": {
+          "x-ms-client-flatten": true,
+          "$ref": "#/definitions/MonitorProperties"
+        }
+      },
+      "allOf": [
+        {
+          "$ref": "#/definitions/Resource"
+        }
+      ]
+    },
+    "Resource": {
+      "description": "The resource model definition for the ARM proxy resource, 'microsoft.workloadmonitor/monitors'.",
+      "type": "object",
+      "properties": {
+        "id": {
+          "readOnly": true,
+          "title": "Arm ID",
+          "description": "Arm ID of this monitor.",
+          "type": "string",
+          "example": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A"
+        },
+        "name": {
+          "readOnly": true,
+          "title": "Url-encoded monitor name",
+          "description": "Url-encoded monitor name.",
+          "type": "string",
+          "example": "logical-disks|C@3A"
+        },
+        "type": {
+          "readOnly": true,
+          "title": "Resource type",
+          "description": "Type of ARM resource.",
+          "type": "string",
+          "example": "Microsoft.WorkloadMonitor/monitors"
+        }
+      },
+      "x-ms-azure-resource": true
+    },
+    "MonitorProperties": {
+      "title": "Monitor Properties",
+      "description": "Properties of the monitor.",
+      "type": "object",
+      "properties": {
+        "monitorName": {
+          "title": "Monitor Name",
+          "description": "Human-readable name of this monitor.",
+          "type": "string",
+          "example": "logical-disks|C:"
+        },
+        "monitorType": {
+          "title": "Monitor Type",
+          "description": "Type of this monitor.",
+          "type": "string",
+          "example": "logical-disks|*"
+        },
+        "monitoredObject": {
+          "title": "Monitored Object",
+          "description": "Dynamic monitored object of this monitor.",
+          "type": "string",
+          "example": "C:"
+        },
+        "parentMonitorName": {
+          "title": "Parent Monitor Name",
+          "description": "Name of this monitor's parent.",
+          "type": "string",
+          "example": "logical-disks"
+        },
+        "previousMonitorState": {
+          "title": "Health State",
+          "description": "Current health state of this monitor.",
+          "$ref": "#/definitions/HealthState",
+          "example": "Healthy"
+        },
+        "currentMonitorState": {
+          "title": "Health State",
+          "description": "Current health state of this monitor.",
+          "$ref": "#/definitions/HealthState",
+          "example": "Healthy"
+        },
+        "evaluationTimestamp": {
+          "title": "Last Evaluated",
+          "description": "Timestamp that this monitor was last evaluated.",
+          "type": "string",
+          "example": "2020-02-15T20:20:18.5765757Z"
+        },
+        "currentStateFirstObservedTimestamp": {
+          "title": "Last State Change",
+          "description": "Timestamp of this monitor's last state change.",
+          "type": "string",
+          "example": "2020-02-15T20:20:1.5765757Z"
+        },
+        "lastReportedTimestamp": {
+          "title": "Last Reported",
+          "description": "Timestamp of this monitor's last reported state.",
+          "type": "string",
+          "example": "2020-02-15T20:20:1.5765757Z"
+        },
+        "evidence": {
+          "title": "Evidence",
+          "description": "Evidence of this monitor's last state change.",
+          "type": "object"
+        },
+        "monitorConfiguration": {
+          "title": "Configuration",
+          "description": "Configuration settings at the time of this monitor's last state change.",
+          "type": "object"
+        }
+      }
+    },
+    "MonitorStateChange": {
+      "title": "Monitor State Change",
+      "description": "Information about a state transition of a monitor.",
+      "type": "object",
+      "properties": {
+        "properties": {
+          "x-ms-client-flatten": true,
+          "$ref": "#/definitions/MonitorStateChangeProperties"
+        }
+      },
+      "allOf": [
+        {
+          "$ref": "#/definitions/Resource"
+        }
+      ]
+    },
+    "MonitorStateChangeProperties": {
+      "title": "Monitor Properties",
+      "description": "Properties of the monitor.",
+      "type": "object",
+      "properties": {
+        "monitorName": {
+          "title": "Monitor Name",
+          "description": "Human-readable name of this monitor.",
+          "type": "string",
+          "example": "logical-disks|C:"
+        },
+        "monitorType": {
+          "title": "Monitor Type",
+          "description": "Type of this monitor.",
+          "type": "string",
+          "example": "logical-disks|*"
+        },
+        "monitoredObject": {
+          "title": "Monitored Object",
+          "description": "Dynamic monitored object of this monitor.",
+          "type": "string",
+          "example": "C:"
+        },
+        "evaluationTimestamp": {
+          "title": "Timestamp",
+          "description": "Timestamp of that this event ocurred.",
+          "type": "string",
+          "example": "2020-01-08T20:20:18.5765757Z"
+        },
+        "currentStateFirstObservedTimestamp": {
+          "title": "Timestamp",
+          "description": "Timestamp of that this health state first ocurred.",
+          "type": "string",
+          "example": "2020-01-08T20:20:18.5765757Z"
+        },
+        "previousMonitorState": {
+          "title": "Previous Health State",
+          "description": "Previous health state.",
+          "$ref": "#/definitions/HealthState",
+          "example": "Healthy"
+        },
+        "currentMonitorState": {
+          "title": "New Health State",
+          "description": "New health state.",
+          "$ref": "#/definitions/HealthState",
+          "example": "Critical"
+        },
+        "evidence": {
+          "title": "Evidence",
+          "description": "Evidence of this monitor's last state change.",
+          "type": "object"
+        },
+        "monitorConfiguration": {
+          "title": "Configuration",
+          "description": "Configuration settings at the time of this monitor's last state change.",
+          "type": "object"
+        }
+      }
+    },
+    "HealthState": {
+      "title": "Health State",
+      "description": "Possible health states of a monitor.",
+      "type": "string",
+      "readOnly": true,
+      "enum": [
+        "Healthy",
+        "Critical",
+        "Warning",
+        "Unknown"
+      ],
+      "x-ms-enum": {
+        "name": "HealthState",
+        "modelAsString": true
+      }
+    },
+    "OperationList": {
+      "title": "Operation List",
+      "description": "List of possible operations.",
+      "type": "object",
+      "readOnly": true,
+      "properties": {
+        "value": {
+          "title": "Operations Array",
+          "description": "Array of possible operations.",
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/Operation"
+          }
+        },
+        "nextLink": {
+          "title": "Pageable next link",
+          "description": "Link to next page if list is too long.",
+          "type": "string"
+        }
+      }
+    },
+    "Operation": {
+      "title": "Operation",
+      "description": "Operation supported by the resource provider.",
+      "type": "object",
+      "readOnly": true,
+      "required": [
+        "name",
+        "display",
+        "origin"
+      ],
+      "properties": {
+        "name": {
+          "title": "Operation Name",
+          "description": "Name of the operation.",
+          "type": "string",
+          "example": "Microsoft.WorkloadMonitor/monitors/read"
+        },
+        "display": {
+          "title": "Display",
+          "description": "The properties of the resource operation.",
+          "type": "object",
+          "required": [
+            "provider",
+            "resource",
+            "operation",
+            "description"
+          ],
+          "properties": {
+            "provider": {
+              "title": "Provider Name",
+              "description": "Provider name of this operation.",
+              "type": "string",
+              "example": "Microsoft.WorkloadMonitor"
+            },
+            "resource": {
+              "title": "Resource Name",
+              "description": "Resource name of this operation.",
+              "type": "string",
+              "example": "Monitors"
+            },
+            "operation": {
+              "title": "Operation Name",
+              "description": "Operation name of the operation.",
+              "type": "string",
+              "example": "Get monitors"
+            },
+            "description": {
+              "title": "Description",
+              "description": "Description of the operation.",
+              "type": "string",
+              "example": "Gets monitors and their current health state"
+            }
+          }
+        },
+        "origin": {
+          "title": "Origin",
+          "description": "The origin of the operation.",
+          "type": "string",
+          "example": "user, system"
+        }
+      }
+    },
+    "DefaultError": {
+      "title": "Default Error",
+      "description": "Error body contract.",
+      "type": "object",
+      "properties": {
+        "error": {
+          "title": "error details",
+          "description": "Details about the error",
+          "type": "object",
+          "properties": {
+            "code": {
+              "description": "Service-defined error code. This code serves as a sub-status for the HTTP error code specified in the response.",
+              "type": "string"
+            },
+            "message": {
+              "description": "Human-readable representation of the error.",
+              "type": "string"
+            },
+            "details": {
+              "description": "Details of the error.",
+              "type": "array",
+              "items": {
+                "$ref": "#/definitions/ErrorDetails"
+              }
+            }
+          }
+        }
+      }
+    },
+    "ErrorDetails": {
+      "title": "Error Details",
+      "description": "Error details of the error body contract.",
+      "type": "object",
+      "properties": {
+        "code": {
+          "description": "Property level error code.",
+          "type": "string"
+        },
+        "message": {
+          "description": "Human-readable representation of property-level error.",
+          "type": "string"
+        }
+      }
+    }
+  },
+  "host": "management.azure.com",
+  "basePath": "/",
+  "schemes": [
+    "https"
+  ],
+  "securityDefinitions": {
+    "azure_auth": {
+      "type": "oauth2",
+      "description": "Azure Active Directory OAuth2 Flow",
+      "flow": "implicit",
+      "authorizationUrl": "https://login.microsoftonline.com/common/oauth2/authorize",
+      "scopes": {
+        "user_impersonation": "impersonate your user account"
+      }
+    }
+  },
+  "security": [
+    {
+      "azure_auth": [
+        "user_impersonation"
+      ]
+    }
+  ]
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorHistory_GetDefault.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorHistory_GetDefault.json
new file mode 100644
index 000000000000..45677764722b
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorHistory_GetDefault.json
@@ -0,0 +1,64 @@
+{
+  "parameters": {
+    "subscriptionId": "bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21",
+    "resourceGroupName": "tugamidiAlerts",
+    "resourceNamespace": "Microsoft.Compute",
+    "resourceType": "virtualMachines",
+    "resourceName": "linuxEUS",
+    "monitorId": "logical-disks|C@3A",
+    "api-version": "2020-01-13-preview",
+    "startTimestampUtc": "2020-01-04T20:20:18.5765757Z",
+    "endTimestampUtc": "2020-01-09T20:20:18.5765757Z"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb/history/1578514818",
+            "name": "1578514818",
+            "type": "Microsoft.WorkloadMonitor/monitors/history",
+            "properties": {
+              "monitorName": "logical-disks|C:|disk-free-space-mb",
+              "monitorType": "logical-disks|*|disk-free-space-mb",
+              "monitoredObject": "C:",
+              "evaluationTimestamp": "2020-01-07T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-01-07T20:20:18.5765757Z",
+              "previousMonitorState": "Warning",
+              "currentMonitorState": "Critical"
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb/history/1578255618",
+            "name": "1578255618",
+            "type": "Microsoft.WorkloadMonitor/monitors/history",
+            "properties": {
+              "monitorName": "logical-disks|C:|disk-free-space-mb",
+              "monitorType": "logical-disks|*|disk-free-space-mb",
+              "monitoredObject": "C:",
+              "evaluationTimestamp": "2020-01-06T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-01-05T20:20:18.5765757Z",
+              "previousMonitorState": "Warning",
+              "currentMonitorState": "Warning"
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb/history/1578255618",
+            "name": "1578255618",
+            "type": "Microsoft.WorkloadMonitor/monitors/history",
+            "properties": {
+              "monitorName": "logical-disks|C:|disk-free-space-mb",
+              "monitorType": "logical-disks|*|disk-free-space-mb",
+              "monitoredObject": "C:",
+              "evaluationTimestamp": "2020-01-05T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-01-05T20:20:18.5765757Z",
+              "previousMonitorState": "Healthy",
+              "currentMonitorState": "Warning"
+            }
+          }
+        ],
+        "nextLink": null
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorHistory_GetExpanded.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorHistory_GetExpanded.json
new file mode 100644
index 000000000000..a4b82ea11c1f
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorHistory_GetExpanded.json
@@ -0,0 +1,116 @@
+{
+  "parameters": {
+    "subscriptionId": "bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21",
+    "resourceGroupName": "tugamidiAlerts",
+    "resourceNamespace": "Microsoft.Compute",
+    "resourceType": "virtualMachines",
+    "resourceName": "linuxEUS",
+    "monitorId": "logical-disks|C@3A",
+    "api-version": "2020-01-13-preview",
+    "startTimestampUtc": "2020-01-04T20:20:18.5765757Z",
+    "endTimestampUtc": "2020-01-09T20:20:18.5765757Z",
+    "$expand": "evidence,configuration"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb/history/1578514818",
+            "name": "1578514818",
+            "type": "Microsoft.WorkloadMonitor/monitors/history",
+            "properties": {
+              "monitorName": "logical-disks|C:|disk-free-space-mb",
+              "monitorType": "logical-disks|*|disk-free-space-mb",
+              "monitoredObject": "C:",
+              "evaluationTimestamp": "2020-01-07T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-01-07T20:20:18.5765757Z",
+              "previousMonitorState": "Warning",
+              "currentMonitorState": "Critical",
+              "evidence": {
+                "reason": {
+                  "code": 2100,
+                  "message": "Collected samples met critical condition for this monitor."
+                },
+                "samples": [
+                  {
+                    "value": 1361.019,
+                    "timestamp": "2020-03-24T20:51:00.6058242Z"
+                  },
+                  {
+                    "value": 1261.019,
+                    "timestamp": "2020-03-24T21:51:00.6058242Z"
+                  }
+                ]
+              },
+              "monitorConfiguration": {}
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb/history/1578255618",
+            "name": "1578255618",
+            "type": "Microsoft.WorkloadMonitor/monitors/history",
+            "properties": {
+              "monitorName": "logical-disks|C:|disk-free-space-mb",
+              "monitorType": "logical-disks|*|disk-free-space-mb",
+              "monitoredObject": "C:",
+              "evaluationTimestamp": "2020-01-06T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-01-05T20:20:18.5765757Z",
+              "previousMonitorState": "Warning",
+              "currentMonitorState": "Warning",
+              "evidence": {
+                "reason": {
+                  "code": 2100,
+                  "message": "Collected samples met critical condition for this monitor."
+                },
+                "samples": [
+                  {
+                    "value": 1361.019,
+                    "timestamp": "2020-03-24T20:51:00.6058242Z"
+                  },
+                  {
+                    "value": 1261.019,
+                    "timestamp": "2020-03-24T21:51:00.6058242Z"
+                  }
+                ]
+              },
+              "monitorConfiguration": {}
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb/history/1578255618",
+            "name": "1578255618",
+            "type": "Microsoft.WorkloadMonitor/monitors/history",
+            "properties": {
+              "monitorName": "logical-disks|C:|disk-free-space-mb",
+              "monitorType": "logical-disks|*|disk-free-space-mb",
+              "monitoredObject": "C:",
+              "evaluationTimestamp": "2020-01-05T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-01-05T20:20:18.5765757Z",
+              "previousMonitorState": "Healthy",
+              "currentMonitorState": "Warning",
+              "evidence": {
+                "reason": {
+                  "code": 2100,
+                  "message": "Collected samples met critical condition for this monitor."
+                },
+                "samples": [
+                  {
+                    "value": 1361.019,
+                    "timestamp": "2020-03-24T20:51:00.6058242Z"
+                  },
+                  {
+                    "value": 1261.019,
+                    "timestamp": "2020-03-24T21:51:00.6058242Z"
+                  }
+                ]
+              },
+              "monitorConfiguration": {}
+            }
+          }
+        ],
+        "nextLink": null
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorHistory_GetFiltered.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorHistory_GetFiltered.json
new file mode 100644
index 000000000000..304e91636dfd
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorHistory_GetFiltered.json
@@ -0,0 +1,51 @@
+{
+  "parameters": {
+    "subscriptionId": "bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21",
+    "resourceGroupName": "tugamidiAlerts",
+    "resourceNamespace": "Microsoft.Compute",
+    "resourceType": "virtualMachines",
+    "resourceName": "linuxEUS",
+    "monitorId": "logical-disks|C@3A|disk-free-space-mb",
+    "api-version": "2020-01-13-preview",
+    "startTimestampUtc": "2020-01-04T20:20:18.5765757Z",
+    "endTimestampUtc": "2020-01-09T20:20:18.5765757Z",
+    "$filter": "isHeartbeat eq false"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb/history/1578514818",
+            "name": "1578514818",
+            "type": "Microsoft.WorkloadMonitor/monitors/history",
+            "properties": {
+              "monitorName": "logical-disks|C:|disk-free-space-mb",
+              "monitorType": "logical-disks|*|disk-free-space-mb",
+              "monitoredObject": "C:",
+              "evaluationTimestamp": "2020-01-07T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-01-07T20:20:18.5765757Z",
+              "previousMonitorState": "Warning",
+              "currentMonitorState": "Critical"
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb/history/1578255618",
+            "name": "1578255618",
+            "type": "Microsoft.WorkloadMonitor/monitors/history",
+            "properties": {
+              "monitorName": "logical-disks|C:|disk-free-space-mb",
+              "monitorType": "logical-disks|*|disk-free-space-mb",
+              "monitoredObject": "C:",
+              "evaluationTimestamp": "2020-01-05T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-01-05T20:20:18.5765757Z",
+              "previousMonitorState": "Healthy",
+              "currentMonitorState": "Warning"
+            }
+          }
+        ],
+        "nextLink": null
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorList_GetDefault.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorList_GetDefault.json
new file mode 100644
index 000000000000..0d9aa2903374
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorList_GetDefault.json
@@ -0,0 +1,131 @@
+{
+  "parameters": {
+    "subscriptionId": "bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21",
+    "resourceGroupName": "tugamidiAlerts",
+    "resourceNamespace": "Microsoft.Compute",
+    "resourceType": "virtualMachines",
+    "resourceName": "linuxEUS",
+    "api-version": "2020-01-13-preview"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/root",
+            "name": "root",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "root",
+              "monitorType": "root",
+              "monitoredObject": "",
+              "parentMonitorName": "",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Critical",
+              "currentMonitorState": "Critical"
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks",
+            "name": "logical-disks",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "logical-disks",
+              "monitorType": "logical-disks",
+              "monitoredObject": "",
+              "parentMonitorName": "root",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Critical",
+              "currentMonitorState": "Critical"
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A",
+            "name": "logical-disks|C@3A",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "logical-disks|C:",
+              "monitorType": "logical-disks|*",
+              "monitoredObject": "C:",
+              "parentMonitorName": "logical-disks",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Critical",
+              "currentMonitorState": "Critical"
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb",
+            "name": "logical-disks|C@3A|disk-free-space-mb",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "logical-disks|C:|disk-free-space-mb",
+              "monitorType": "logical-disks|*|disk-free-space-mb",
+              "monitoredObject": "C:",
+              "parentMonitorName": "logical-disks|C:",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Critical",
+              "currentMonitorState": "Critical"
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/cpu-utilization-percentage",
+            "name": "cpu-utilization-percentage",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "cpu-utilization-percentage",
+              "monitorType": "cpu-utilization-percentage",
+              "monitoredObject": "",
+              "parentMonitorName": "root",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Warning",
+              "currentMonitorState": "Warning"
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/memory",
+            "name": "memory",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "memory",
+              "monitorType": "memory",
+              "monitoredObject": "",
+              "parentMonitorName": "root",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Healthy",
+              "currentMonitorState": "Healthy"
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/available-mb",
+            "name": "available-mb",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "memory|available-mb",
+              "monitorType": "memory|available-mb",
+              "monitoredObject": "",
+              "parentMonitorName": "memory",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Healthy",
+              "currentMonitorState": "Healthy"
+            }
+          }
+        ],
+        "nextLink": null
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorList_GetExpanded.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorList_GetExpanded.json
new file mode 100644
index 000000000000..e9ae8b79d179
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorList_GetExpanded.json
@@ -0,0 +1,146 @@
+{
+  "parameters": {
+    "subscriptionId": "bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21",
+    "resourceGroupName": "tugamidiAlerts",
+    "resourceNamespace": "Microsoft.Compute",
+    "resourceType": "virtualMachines",
+    "resourceName": "linuxEUS",
+    "api-version": "2020-01-13-preview",
+    "$expand": "evidence,configuration"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/root",
+            "name": "root",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "root",
+              "monitorType": "root",
+              "monitoredObject": "",
+              "parentMonitorName": "",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Critical",
+              "currentMonitorState": "Critical",
+              "evidence": {},
+              "monitorConfiguration": {}
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks",
+            "name": "logical-disks",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "logical-disks",
+              "monitorType": "logical-disks",
+              "monitoredObject": "",
+              "parentMonitorName": "root",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Critical",
+              "currentMonitorState": "Critical",
+              "evidence": {},
+              "monitorConfiguration": {}
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A",
+            "name": "logical-disks|C@3A",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "logical-disks|C:",
+              "monitorType": "logical-disks|*",
+              "monitoredObject": "C:",
+              "parentMonitorName": "logical-disks",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Critical",
+              "currentMonitorState": "Critical",
+              "evidence": {},
+              "monitorConfiguration": {}
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb",
+            "name": "logical-disks|C@3A|disk-free-space-mb",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "logical-disks|C:|disk-free-space-mb",
+              "monitorType": "logical-disks|*|disk-free-space-mb",
+              "monitoredObject": "C:",
+              "parentMonitorName": "logical-disks|C:",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Critical",
+              "currentMonitorState": "Critical",
+              "evidence": {},
+              "monitorConfiguration": {}
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/cpu-utilization-percentage",
+            "name": "cpu-utilization-percentage",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "cpu-utilization-percentage",
+              "monitorType": "cpu-utilization-percentage",
+              "monitoredObject": "",
+              "parentMonitorName": "root",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Warning",
+              "currentMonitorState": "Warning",
+              "evidence": {},
+              "monitorConfiguration": {}
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/memory",
+            "name": "memory",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "memory",
+              "monitorType": "memory",
+              "monitoredObject": "",
+              "parentMonitorName": "root",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Healthy",
+              "currentMonitorState": "Healthy",
+              "evidence": {},
+              "monitorConfiguration": {}
+            }
+          },
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/available-mb",
+            "name": "available-mb",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "memory|available-mb",
+              "monitorType": "memory|available-mb",
+              "monitoredObject": "",
+              "parentMonitorName": "memory",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Healthy",
+              "currentMonitorState": "Healthy",
+              "evidence": {},
+              "monitorConfiguration": {}
+            }
+          }
+        ],
+        "nextLink": null
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorList_GetFiltered.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorList_GetFiltered.json
new file mode 100644
index 000000000000..1b829fbd8f2b
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorList_GetFiltered.json
@@ -0,0 +1,36 @@
+{
+  "parameters": {
+    "subscriptionId": "bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21",
+    "resourceGroupName": "tugamidiAlerts",
+    "resourceNamespace": "Microsoft.Compute",
+    "resourceType": "virtualMachines",
+    "resourceName": "linuxEUS",
+    "api-version": "2020-01-13-preview",
+    "$filter": "monitorName eq 'root'"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/root",
+            "name": "root",
+            "type": "Microsoft.WorkloadMonitor/monitors",
+            "properties": {
+              "monitorName": "root",
+              "monitorType": "root",
+              "monitoredObject": "",
+              "parentMonitorName": "",
+              "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+              "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+              "previousMonitorState": "Critical",
+              "currentMonitorState": "Critical"
+            }
+          }
+        ],
+        "nextLink": null
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorStateChange_GetDefault.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorStateChange_GetDefault.json
new file mode 100644
index 000000000000..6ed263019f4c
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorStateChange_GetDefault.json
@@ -0,0 +1,30 @@
+{
+  "parameters": {
+    "subscriptionId": "bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21",
+    "resourceGroupName": "tugamidiAlerts",
+    "resourceNamespace": "Microsoft.Compute",
+    "resourceType": "virtualMachines",
+    "resourceName": "linuxEUS",
+    "monitorId": "logical-disks|C@3A",
+    "timestampUnix": "1584316800",
+    "api-version": "2020-01-13-preview"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb/history/1578514818",
+        "name": "1578514818",
+        "type": "Microsoft.WorkloadMonitor/monitors/history",
+        "properties": {
+          "monitorName": "logical-disks|C:|disk-free-space-mb",
+          "monitorType": "logical-disks|*|disk-free-space-mb",
+          "monitoredObject": "C:",
+          "evaluationTimestamp": "2020-01-07T20:20:18.5765757Z",
+          "currentStateFirstObservedTimestamp": "2020-01-07T20:20:18.5765757Z",
+          "previousMonitorState": "Warning",
+          "currentMonitorState": "Critical"
+        }
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorStateChange_GetExpanded.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorStateChange_GetExpanded.json
new file mode 100644
index 000000000000..ff00d1dab28d
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/MonitorStateChange_GetExpanded.json
@@ -0,0 +1,32 @@
+{
+  "parameters": {
+    "subscriptionId": "bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21",
+    "resourceGroupName": "tugamidiAlerts",
+    "resourceNamespace": "Microsoft.Compute",
+    "resourceType": "virtualMachines",
+    "resourceName": "linuxEUS",
+    "monitorId": "logical-disks|C@3A",
+    "timestampUnix": "1584316800",
+    "api-version": "2020-01-13-preview",
+    "$expand": "evidence"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb/history/1578514818",
+        "name": "1578514818",
+        "type": "Microsoft.WorkloadMonitor/monitors/history",
+        "properties": {
+          "monitorName": "logical-disks|C:|disk-free-space-mb",
+          "monitorType": "logical-disks|*|disk-free-space-mb",
+          "monitoredObject": "C:",
+          "evaluationTimestamp": "2020-01-07T20:20:18.5765757Z",
+          "currentStateFirstObservedTimestamp": "2020-01-07T20:20:18.5765757Z",
+          "previousMonitorState": "Warning",
+          "currentMonitorState": "Critical",
+          "evidence": {}
+        }
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/Monitor_GetDefault.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/Monitor_GetDefault.json
new file mode 100644
index 000000000000..71880f7954e1
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/Monitor_GetDefault.json
@@ -0,0 +1,31 @@
+{
+  "parameters": {
+    "subscriptionId": "bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21",
+    "resourceGroupName": "tugamidiAlerts",
+    "resourceNamespace": "Microsoft.Compute",
+    "resourceType": "virtualMachines",
+    "resourceName": "linuxEUS",
+    "monitorId": "logical-disks|C@3A|disk-free-space-mb",
+    "api-version": "2020-01-13-preview"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb",
+        "name": "logical-disks|C@3A|disk-free-space-mb",
+        "type": "Microsoft.WorkloadMonitor/monitors",
+        "properties": {
+          "monitorName": "logical-disks|C:|disk-free-space-mb",
+          "monitorType": "logical-disks|*|disk-free-space-mb",
+          "monitoredObject": "C:",
+          "parentMonitorName": "logical-disks|C:",
+          "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+          "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+          "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+          "previousMonitorState": "Healthy",
+          "currentMonitorState": "Warning"
+        }
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/Monitor_GetExpanded.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/Monitor_GetExpanded.json
new file mode 100644
index 000000000000..6488fd31df6c
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/Monitor_GetExpanded.json
@@ -0,0 +1,48 @@
+{
+  "parameters": {
+    "subscriptionId": "bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21",
+    "resourceGroupName": "tugamidiAlerts",
+    "resourceNamespace": "Microsoft.Compute",
+    "resourceType": "virtualMachines",
+    "resourceName": "linuxEUS",
+    "monitorId": "logical-disks|C@3A|disk-free-space-mb",
+    "api-version": "2020-01-13-preview",
+    "$expand": "evidence"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/bc27da3b-3ba2-4e00-a6ec-1fde64aa1e21/resourceGroups/tugamidiAlerts/providers/Microsoft.Compute/virtualMachines/linuxEUS/providers/Microsoft.WorkloadMonitor/monitors/logical-disks|C@3A|disk-free-space-mb",
+        "name": "logical-disks|C@3A|disk-free-space-mb",
+        "type": "Microsoft.WorkloadMonitor/monitors",
+        "properties": {
+          "monitorName": "logical-disks|C:|disk-free-space-mb",
+          "monitorType": "logical-disks|*|disk-free-space-mb",
+          "monitoredObject": "C:",
+          "parentMonitorName": "logical-disks|C:",
+          "evaluationTimestamp": "2020-02-15T20:20:18.5765757Z",
+          "currentStateFirstObservedTimestamp": "2020-02-15T20:20:1.5765757Z",
+          "lastReportedTimestamp": "2020-02-15T20:20:18.5765757Z",
+          "previousMonitorState": "Healthy",
+          "currentMonitorState": "Warning",
+          "evidence": {
+            "reason": {
+              "code": 2100,
+              "message": "Collected samples met critical condition for this monitor."
+            },
+            "samples": [
+              {
+                "value": 1361.019,
+                "timestamp": "2020-03-24T20:51:00.6058242Z"
+              },
+              {
+                "value": 1261.019,
+                "timestamp": "2020-03-24T21:51:00.6058242Z"
+              }
+            ]
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/OperationList_Get.json b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/OperationList_Get.json
new file mode 100644
index 000000000000..0770f659c663
--- /dev/null
+++ b/specification/workloadmonitor/resource-manager/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/examples/OperationList_Get.json
@@ -0,0 +1,64 @@
+{
+  "parameters": {
+    "api-version": "2020-01-13-preview"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "name": "Microsoft.WorkloadMonitor/operations/read",
+            "display": {
+              "provider": "Microsoft.WorkloadMonitor",
+              "resource": "Operations",
+              "operation": "Get operations",
+              "description": "Gets a list of the supported operations"
+            },
+            "origin": "user, system"
+          },
+          {
+            "name": "Microsoft.WorkloadMonitor/monitors/read",
+            "display": {
+              "provider": "Microsoft.WorkloadMonitor",
+              "resource": "Monitors",
+              "operation": "Get monitors",
+              "description": "Gets monitors and their current health state"
+            },
+            "origin": "user, system"
+          },
+          {
+            "name": "Microsoft.WorkloadMonitor/monitors/history/read",
+            "display": {
+              "provider": "Microsoft.WorkloadMonitor",
+              "resource": "Monitors",
+              "operation": "Get monitor history",
+              "description": "Gets the history of health changes of a specific monitor"
+            },
+            "origin": "user, system"
+          },
+          {
+            "name": "Microsoft.WorkloadMonitor/register/action",
+            "display": {
+              "provider": "Microsoft.WorkloadMonitor",
+              "resource": "WorkloadMonitor Register Subscription",
+              "operation": "Register Subscription for VMHealth",
+              "description": "Registers subscription with Microsoft.WorkloadMonitor resource provider"
+            },
+            "origin": "user, system"
+          },
+          {
+            "name": "Microsoft.WorkloadMonitor/unregister/action",
+            "display": {
+              "provider": "Microsoft.WorkloadMonitor",
+              "resource": "WorkloadMonitor Register Subscription",
+              "operation": "Unregister Subscription for VMHealth",
+              "description": "Unregisters subscription with Microsoft.WorkloadMonitor resource provider"
+            },
+            "origin": "user, system"
+          }
+        ],
+        "nextLink": null
+      }
+    }
+  }
+}
diff --git a/specification/workloadmonitor/resource-manager/readme.azureresourceschema.md b/specification/workloadmonitor/resource-manager/readme.azureresourceschema.md
index eac59f40a454..b47a5c5f77a9 100644
--- a/specification/workloadmonitor/resource-manager/readme.azureresourceschema.md
+++ b/specification/workloadmonitor/resource-manager/readme.azureresourceschema.md
@@ -7,7 +7,7 @@ These settings apply only when `--azureresourceschema` is specified on the comma
 ``` yaml $(azureresourceschema) && $(multiapi)
 batch:
   - tag: schema-workloadmonitor-2018-08-31-preview
-
+  - tag: schema-workloadmonitor-2020-01-13-preview
 ```
 
 Please also specify `--azureresourceschema-folder=<path to the root directory of your azure-resource-manager-schemas clone>`.
@@ -22,3 +22,14 @@ input-file:
   - Microsoft.WorkloadMonitor/preview/2018-08-31-preview/Microsoft.WorkloadMonitor.json
 
 ```
+
+### Tag: schema-workloadmonitor-2020-01-13-preview and azureresourceschema
+
+``` yaml $(tag) == 'schema-workloadmonitor-2020-01-13-preview' && $(azureresourceschema)
+output-folder: $(azureresourceschema-folder)/schemas
+
+# all the input files in this apiVersion
+input-file:
+  - Microsoft.WorkloadMonitor/preview/2020-01-13-preview/Microsoft.WorkloadMonitor.json
+
+```
diff --git a/specification/workloadmonitor/resource-manager/readme.md b/specification/workloadmonitor/resource-manager/readme.md
index c5f72c03751d..a7d48651f23a 100644
--- a/specification/workloadmonitor/resource-manager/readme.md
+++ b/specification/workloadmonitor/resource-manager/readme.md
@@ -24,7 +24,7 @@ These are the global settings for the API.
 
 ``` yaml
 openapi-type: arm
-tag: package-2018-08-31-preview
+tag: package-2020-01-13-preview
 ```
 
 
@@ -43,6 +43,21 @@ directive:
     - R3026 # Create/Update/Delete operations are not exposed.
 ```
 
+### Tag: package-2020-01-13-preview
+
+These settings apply only when `--tag=package-2020-01-13-preview` is specified on the command line.
+
+``` yaml $(tag) == 'package-2020-01-13-preview'
+input-file:
+- Microsoft.WorkloadMonitor/preview/2020-01-13-preview/Microsoft.WorkloadMonitor.json
+```
+
+``` yaml
+directive:
+- suppress:
+    - R3026 # Create/Update/Delete operations are not exposed.
+```
+
 ---
 # Code Generation
 
@@ -122,6 +137,7 @@ go:
 
 ``` yaml $(go) && $(multiapi)
 batch:
+  - tag: package-2020-01-13-preview
   - tag: package-2018-08-31-preview
 ```
 
@@ -134,6 +150,15 @@ Please also specify `--go-sdk-folder=<path to the root directory of your azure-s
 output-folder: $(go-sdk-folder)/services/preview/workloadmonitor/mgmt/2018-08-31-preview/workloadmonitor
 ```
 
+### Tag: package-2020-01-13-preview and go
+
+These settings apply only when `--tag=package-2020-01-13-preview --go` is specified on the command line.
+Please also specify `--go-sdk-folder=<path to the root directory of your azure-sdk-for-go clone>`.
+
+``` yaml $(tag) == 'package-2020-01-13-preview' && $(go)
+output-folder: $(go-sdk-folder)/services/preview/workloadmonitor/mgmt/2020-01-13-preview/workloadmonitor
+```
+
 
 ## Java
 
@@ -153,6 +178,7 @@ output-folder: $(azure-libraries-for-java-folder)/azure-mgmt-workloadmonitor
 
 ``` yaml $(java) && $(multiapi)
 batch:
+  - tag: package-2020-01-13-preview
   - tag: package-2018-08-31-preview
 ```
 
@@ -169,7 +195,44 @@ regenerate-manager: true
 generate-interface: true
 ```
 
+### Tag: package-2020-01-13-preview and java
+
+These settings apply only when `--tag=package-2020-01-13-preview --java` is specified on the command line.
+Please also specify `--azure-libraries-for-java-folder=<path to the root directory of your azure-sdk-for-java clone>`.
+
+``` yaml $(tag) == 'package-2020-01-13-preview' && $(java) && $(multiapi)
+java:
+  namespace: com.microsoft.azure.management.workloadmonitor.v2020-01-13-preview
+  output-folder: $(azure-libraries-for-java-folder)/sdk/workloadmonitor/mgmt-v2020-01-13-preview
+regenerate-manager: true
+generate-interface: true
+```
+
 ## AzureResourceSchema
 
 See configuration in [readme.azureresourceschema.md](./readme.azureresourceschema.md)
 
+## Multi-API/Profile support for AutoRest v3 generators 
+
+AutoRest V3 generators require the use of `--tag=all-api-versions` to select api files.
+
+This block is updated by an automatic script. Edits may be lost!
+
+``` yaml $(tag) == 'all-api-versions' /* autogenerated */
+# include the azure profile definitions from the standard location
+require: $(this-folder)/../../../profiles/readme.md
+
+# all the input files across all versions
+input-file:
+  - $(this-folder)/Microsoft.WorkloadMonitor/preview/2018-08-31-preview/Microsoft.WorkloadMonitor.json
+  - $(this-folder)/Microsoft.WorkloadMonitor/preview/2020-01-13-preview/Microsoft.WorkloadMonitor.json
+
+```
+
+If there are files that should not be in the `all-api-versions` set, 
+uncomment the  `exclude-file` section below and add the file paths.
+
+``` yaml $(tag) == 'all-api-versions'
+#exclude-file: 
+#  - $(this-folder)/Microsoft.Example/stable/2010-01-01/somefile.json
+```
\ No newline at end of file