diff --git a/api/rdb/v1/rdb_sdk.go b/api/rdb/v1/rdb_sdk.go
index 1aa1aaf8e..2806c4a98 100644
--- a/api/rdb/v1/rdb_sdk.go
+++ b/api/rdb/v1/rdb_sdk.go
@@ -667,11 +667,13 @@ type ACLRuleRequest struct {
 
 // AddInstanceACLRulesResponse: add instance acl rules response
 type AddInstanceACLRulesResponse struct {
+	// Rules: rules enabled on the instance
 	Rules []*ACLRule `json:"rules"`
 }
 
 // AddInstanceSettingsResponse: add instance settings response
 type AddInstanceSettingsResponse struct {
+	// Settings: settings available on the instance
 	Settings []*InstanceSetting `json:"settings"`
 }
 
@@ -685,43 +687,45 @@ type BackupSchedule struct {
 
 // Database: database
 type Database struct {
+	// Name: name of the database
 	Name string `json:"name"`
-
+	// Owner: name of the owner of the database
 	Owner string `json:"owner"`
-
+	// Managed: whether or not the database is managed or not
 	Managed bool `json:"managed"`
-
+	// Size: size of the database
 	Size scw.Size `json:"size"`
 }
 
 // DatabaseBackup: database backup
 type DatabaseBackup struct {
+	// ID: UUID of the database backup
 	ID string `json:"id"`
-
+	// InstanceID: UUID of the instance
 	InstanceID string `json:"instance_id"`
-
+	// DatabaseName: name of the database of this backup
 	DatabaseName string `json:"database_name"`
-
+	// Name: name of the backup
 	Name string `json:"name"`
-	// Status:
+	// Status: status of the backup
 	//
 	// Default value: unknown
 	Status DatabaseBackupStatus `json:"status"`
-
+	// Size: size of the database backup
 	Size *scw.Size `json:"size"`
-
+	// ExpiresAt: expiration date (Format ISO 8601)
 	ExpiresAt time.Time `json:"expires_at"`
-
+	// CreatedAt: creation date (Format ISO 8601)
 	CreatedAt time.Time `json:"created_at"`
-
+	// UpdatedAt: updated date (Format ISO 8601)
 	UpdatedAt time.Time `json:"updated_at"`
-
+	// InstanceName: name of the instance of the backup
 	InstanceName string `json:"instance_name"`
-
+	// DownloadURL: URL you can download the backup from
 	DownloadURL *string `json:"download_url"`
-
+	// DownloadURLExpiresAt: expiration date of the download link
 	DownloadURLExpiresAt time.Time `json:"download_url_expires_at"`
-
+	// Region: region of this database backup
 	Region scw.Region `json:"region"`
 }
 
@@ -737,20 +741,23 @@ type DatabaseEngine struct {
 
 // DeleteInstanceACLRulesResponse: delete instance acl rules response
 type DeleteInstanceACLRulesResponse struct {
+	// Rules: ACL rules present on the instance
 	Rules []*ACLRule `json:"rules"`
 }
 
 // DeleteInstanceSettingsResponse: delete instance settings response
 type DeleteInstanceSettingsResponse struct {
+	// Settings: settings names to delete from the instance
 	Settings []*InstanceSetting `json:"settings"`
 }
 
 // Endpoint: endpoint
 type Endpoint struct {
+	// IP: iPv4 address of the endpoint
 	IP *net.IP `json:"ip"`
-
+	// Port: TCP port of the endpoint
 	Port uint32 `json:"port"`
-
+	// Name: name of the endpoint
 	Name *string `json:"name"`
 }
 
@@ -792,61 +799,63 @@ type EngineVersion struct {
 
 // Instance: instance
 type Instance struct {
+	// CreatedAt: creation date (Format ISO 8601)
+	CreatedAt time.Time `json:"created_at"`
+	// Volume: volumes of the instance
+	Volume *Volume `json:"volume"`
+	// Region: region the instance is in
+	Region scw.Region `json:"region"`
+	// ID: UUID of the instance
 	ID string `json:"id"`
-
+	// Name: name of the instance
 	Name string `json:"name"`
-
+	// OrganizationID: organization ID the instance belongs to
 	OrganizationID string `json:"organization_id"`
-	// Status:
+	// Status: status of the instance
 	//
 	// Default value: unknown
 	Status InstanceStatus `json:"status"`
-
+	// Engine: database engine of the database (PostgreSQL, MySQL, ...)
 	Engine string `json:"engine"`
-
+	// Endpoint: endpoint of the instance
 	Endpoint *Endpoint `json:"endpoint"`
-
+	// Tags: list of tags applied to the instance
 	Tags []string `json:"tags"`
-
+	// Settings: advanced settings of the instance
 	Settings []*InstanceSetting `json:"settings"`
-
+	// BackupSchedule: backup schedule of the instance
 	BackupSchedule *BackupSchedule `json:"backup_schedule"`
-
+	// IsHaCluster: whether or not High-Availability is enabled
 	IsHaCluster bool `json:"is_ha_cluster"`
-
+	// ReadReplicas: read replicas of the instance
 	ReadReplicas []*Endpoint `json:"read_replicas"`
-
+	// NodeType: node type of the instance
 	NodeType string `json:"node_type"`
-
-	Volume *Volume `json:"volume"`
-
-	CreatedAt time.Time `json:"created_at"`
-
-	Region scw.Region `json:"region"`
 }
 
 // InstanceLog: instance log
 type InstanceLog struct {
 	// DownloadURL: presigned S3 URL to download your log file
 	DownloadURL *string `json:"download_url"`
-
+	// ID: UUID of the instance log
 	ID string `json:"id"`
-	// Status:
+	// Status: status of the logs in a given instance
 	//
 	// Default value: unknown
 	Status InstanceLogStatus `json:"status"`
-
+	// NodeName: name of the undelying node
 	NodeName string `json:"node_name"`
-
+	// ExpiresAt: expiration date (Format ISO 8601)
 	ExpiresAt time.Time `json:"expires_at"`
-
+	// CreatedAt: creation date (Format ISO 8601)
 	CreatedAt time.Time `json:"created_at"`
-
+	// Region: region the instance is in
 	Region scw.Region `json:"region"`
 }
 
 // InstanceMetrics: instance metrics
 type InstanceMetrics struct {
+	// Timeseries: time series of metrics of a given instance
 	Timeseries []*scw.TimeSeries `json:"timeseries"`
 }
 
@@ -858,29 +867,33 @@ type InstanceSetting struct {
 
 // ListDatabaseBackupsResponse: list database backups response
 type ListDatabaseBackupsResponse struct {
+	// DatabaseBackups: list of database backups
 	DatabaseBackups []*DatabaseBackup `json:"database_backups"`
-
+	// TotalCount: total count of database backups available
 	TotalCount uint32 `json:"total_count"`
 }
 
 // ListDatabaseEnginesResponse: list database engines response
 type ListDatabaseEnginesResponse struct {
+	// Engines: list of the available database engines
 	Engines []*DatabaseEngine `json:"engines"`
-
+	// TotalCount: total count of database engines available
 	TotalCount uint32 `json:"total_count"`
 }
 
 // ListDatabasesResponse: list databases response
 type ListDatabasesResponse struct {
+	// Databases: list of the databases
 	Databases []*Database `json:"databases"`
-
+	// TotalCount: total count of databases present on a given instance
 	TotalCount uint32 `json:"total_count"`
 }
 
 // ListInstanceACLRulesResponse: list instance acl rules response
 type ListInstanceACLRulesResponse struct {
+	// Rules: list of the ACL rules present on a given instance
 	Rules []*ACLRule `json:"rules"`
-
+	// TotalCount: total count of ACL rules present on a given instance
 	TotalCount uint32 `json:"total_count"`
 }
 
@@ -890,29 +903,33 @@ type ListInstanceLogsResponse struct {
 
 // ListInstancesResponse: list instances response
 type ListInstancesResponse struct {
+	// Instances: list all instances available in a given organization
 	Instances []*Instance `json:"instances"`
-
+	// TotalCount: total count of instances available in a given organization
 	TotalCount uint32 `json:"total_count"`
 }
 
 // ListNodeTypesResponse: list node types response
 type ListNodeTypesResponse struct {
+	// NodeTypes: types of the node
 	NodeTypes []*NodeType `json:"node_types"`
-
+	// TotalCount: total count of node-types available
 	TotalCount uint32 `json:"total_count"`
 }
 
 // ListPrivilegesResponse: list privileges response
 type ListPrivilegesResponse struct {
+	// Privileges: privileges of a given user in a given database in a given instance
 	Privileges []*Privilege `json:"privileges"`
-
+	// TotalCount: total count of privileges present on a given database
 	TotalCount uint32 `json:"total_count"`
 }
 
 // ListUsersResponse: list users response
 type ListUsersResponse struct {
+	// Users: list of users in a given instance
 	Users []*User `json:"users"`
-
+	// TotalCount: total count of users present on a given instance
 	TotalCount uint32 `json:"total_count"`
 }
 
@@ -948,35 +965,39 @@ type NodeTypeVolumeConstraintSizes struct {
 
 // PrepareInstanceLogsResponse: prepare instance logs response
 type PrepareInstanceLogsResponse struct {
+	// InstanceLogs: instance logs for a given instance between a start and an end date
 	InstanceLogs []*InstanceLog `json:"instance_logs"`
 }
 
 // Privilege: privilege
 type Privilege struct {
-	// Permission:
+	// Permission: permission (Read, Read/Write, All, Custom)
 	//
 	// Default value: readonly
 	Permission Permission `json:"permission"`
-
+	// DatabaseName: name of the database
 	DatabaseName string `json:"database_name"`
-
+	// UserName: name of the user
 	UserName string `json:"user_name"`
 }
 
 // SetInstanceACLRulesResponse: set instance acl rules response
 type SetInstanceACLRulesResponse struct {
+	// Rules: aCLs rules configured for an instance
 	Rules []*ACLRule `json:"rules"`
 }
 
 // SetInstanceSettingsResponse: set instance settings response
 type SetInstanceSettingsResponse struct {
+	// Settings: settings configured for a given instance
 	Settings []*InstanceSetting `json:"settings"`
 }
 
 // User: user
 type User struct {
+	// Name: name of the user (Length must be between 1 and 63 characters, First character must be an alphabet character (a-zA-Z), Your Username cannot start with '_rdb', Only a-zA-Z0-9_$- characters are accepted)
 	Name string `json:"name"`
-
+	// IsAdmin: whether or not a user got administrative privileges on the database instance
 	IsAdmin bool `json:"is_admin"`
 }
 
@@ -1024,15 +1045,15 @@ func (s *API) GetServiceInfo(req *GetServiceInfoRequest, opts ...scw.RequestOpti
 
 type ListDatabaseBackupsRequest struct {
 	Region scw.Region `json:"-"`
-
+	// Name: name of the database backups
 	Name *string `json:"-"`
-	// OrderBy:
+	// OrderBy: criteria to use when ordering database backups listing
 	//
 	// Default value: created_at_asc
 	OrderBy ListDatabaseBackupsRequestOrderBy `json:"-"`
-
+	// InstanceID: UUID of the instance
 	InstanceID *string `json:"-"`
-
+	// OrganizationID: organization ID the database backups belongs to
 	OrganizationID *string `json:"-"`
 
 	Page *int32 `json:"-"`
@@ -1040,6 +1061,7 @@ type ListDatabaseBackupsRequest struct {
 	PageSize *uint32 `json:"-"`
 }
 
+// ListDatabaseBackups: list database backups
 func (s *API) ListDatabaseBackups(req *ListDatabaseBackupsRequest, opts ...scw.RequestOption) (*ListDatabaseBackupsResponse, error) {
 	var err error
 
@@ -1102,16 +1124,17 @@ func (r *ListDatabaseBackupsResponse) UnsafeAppend(res interface{}) (uint32, err
 
 type CreateDatabaseBackupRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance
 	InstanceID string `json:"instance_id"`
-
+	// DatabaseName: name of the database you want to make a backup of
 	DatabaseName string `json:"database_name"`
-
+	// Name: name of the backup
 	Name string `json:"name"`
-
+	// ExpiresAt: expiration date (Format ISO 8601)
 	ExpiresAt time.Time `json:"expires_at"`
 }
 
+// CreateDatabaseBackup: create a database backup
 func (s *API) CreateDatabaseBackup(req *CreateDatabaseBackupRequest, opts ...scw.RequestOption) (*DatabaseBackup, error) {
 	var err error
 
@@ -1146,10 +1169,11 @@ func (s *API) CreateDatabaseBackup(req *CreateDatabaseBackupRequest, opts ...scw
 
 type GetDatabaseBackupRequest struct {
 	Region scw.Region `json:"-"`
-
+	// DatabaseBackupID: UUID of the database backup
 	DatabaseBackupID string `json:"-"`
 }
 
+// GetDatabaseBackup: get a database backup
 func (s *API) GetDatabaseBackup(req *GetDatabaseBackupRequest, opts ...scw.RequestOption) (*DatabaseBackup, error) {
 	var err error
 
@@ -1183,14 +1207,15 @@ func (s *API) GetDatabaseBackup(req *GetDatabaseBackupRequest, opts ...scw.Reque
 
 type UpdateDatabaseBackupRequest struct {
 	Region scw.Region `json:"-"`
-
+	// DatabaseBackupID: UUID of the database backup to update
 	DatabaseBackupID string `json:"-"`
-
+	// Name: name of the Database Backup
 	Name *string `json:"name"`
-
+	// ExpiresAt: expiration date (Format ISO 8601)
 	ExpiresAt time.Time `json:"expires_at"`
 }
 
+// UpdateDatabaseBackup: update a database backup
 func (s *API) UpdateDatabaseBackup(req *UpdateDatabaseBackupRequest, opts ...scw.RequestOption) (*DatabaseBackup, error) {
 	var err error
 
@@ -1229,10 +1254,11 @@ func (s *API) UpdateDatabaseBackup(req *UpdateDatabaseBackupRequest, opts ...scw
 
 type DeleteDatabaseBackupRequest struct {
 	Region scw.Region `json:"-"`
-
+	// DatabaseBackupID: UUID of the database backup to delete
 	DatabaseBackupID string `json:"-"`
 }
 
+// DeleteDatabaseBackup: delete a database backup
 func (s *API) DeleteDatabaseBackup(req *DeleteDatabaseBackupRequest, opts ...scw.RequestOption) (*DatabaseBackup, error) {
 	var err error
 
@@ -1274,6 +1300,7 @@ type RestoreDatabaseBackupRequest struct {
 	InstanceID string `json:"instance_id"`
 }
 
+// RestoreDatabaseBackup: restore a database backup
 func (s *API) RestoreDatabaseBackup(req *RestoreDatabaseBackupRequest, opts ...scw.RequestOption) (*DatabaseBackup, error) {
 	var err error
 
@@ -1316,6 +1343,7 @@ type ExportDatabaseBackupRequest struct {
 	DatabaseBackupID string `json:"-"`
 }
 
+// ExportDatabaseBackup: export a database backup
 func (s *API) ExportDatabaseBackup(req *ExportDatabaseBackupRequest, opts ...scw.RequestOption) (*DatabaseBackup, error) {
 	var err error
 
@@ -1354,14 +1382,15 @@ func (s *API) ExportDatabaseBackup(req *ExportDatabaseBackupRequest, opts ...scw
 
 type CloneInstanceRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance you want to clone
 	InstanceID string `json:"-"`
-
+	// Name: name of the clone instance
 	Name string `json:"name"`
-
+	// NodeType: node type of the clone (DEV1-S, ...)
 	NodeType *string `json:"node_type"`
 }
 
+// CloneInstance: clone an instance
 func (s *API) CloneInstance(req *CloneInstanceRequest, opts ...scw.RequestOption) (*Instance, error) {
 	var err error
 
@@ -1406,6 +1435,7 @@ type ListDatabaseEnginesRequest struct {
 	PageSize *uint32 `json:"-"`
 }
 
+// ListDatabaseEngines: list available database engines
 func (s *API) ListDatabaseEngines(req *ListDatabaseEnginesRequest, opts ...scw.RequestOption) (*ListDatabaseEnginesResponse, error) {
 	var err error
 
@@ -1474,7 +1504,7 @@ type UpgradeInstanceRequest struct {
 	EnableHa *bool `json:"enable_ha,omitempty"`
 }
 
-// UpgradeInstance:
+// UpgradeInstance: upgrade an instance to an higher instance type
 //
 // Upgrade your current `node_type` or enable high availability on your standalone database instance.
 func (s *API) UpgradeInstance(req *UpgradeInstanceRequest, opts ...scw.RequestOption) (*Instance, error) {
@@ -1515,15 +1545,15 @@ func (s *API) UpgradeInstance(req *UpgradeInstanceRequest, opts ...scw.RequestOp
 
 type ListInstancesRequest struct {
 	Region scw.Region `json:"-"`
-
+	// Tags: list instance that have a given tags
 	Tags []string `json:"-"`
-
+	// Name: list instance that match a given name pattern
 	Name *string `json:"-"`
-	// OrderBy:
+	// OrderBy: criteria to use when ordering instance listing
 	//
 	// Default value: created_at_asc
 	OrderBy ListInstancesRequestOrderBy `json:"-"`
-
+	// OrganizationID: organization ID to list the instance of
 	OrganizationID *string `json:"-"`
 
 	Page *int32 `json:"-"`
@@ -1531,6 +1561,7 @@ type ListInstancesRequest struct {
 	PageSize *uint32 `json:"-"`
 }
 
+// ListInstances: list instances
 func (s *API) ListInstances(req *ListInstancesRequest, opts ...scw.RequestOption) (*ListInstancesResponse, error) {
 	var err error
 
@@ -1593,10 +1624,11 @@ func (r *ListInstancesResponse) UnsafeAppend(res interface{}) (uint32, error) {
 
 type GetInstanceRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance
 	InstanceID string `json:"-"`
 }
 
+// GetInstance: get an instance
 func (s *API) GetInstance(req *GetInstanceRequest, opts ...scw.RequestOption) (*Instance, error) {
 	var err error
 
@@ -1630,26 +1662,27 @@ func (s *API) GetInstance(req *GetInstanceRequest, opts ...scw.RequestOption) (*
 
 type CreateInstanceRequest struct {
 	Region scw.Region `json:"-"`
-
+	// OrganizationID: the organization ID on which to create the instance
 	OrganizationID string `json:"organization_id"`
-
+	// Name: name of the instance
 	Name string `json:"name"`
-
+	// Engine: database engine of the database (PostgreSQL, MySQL, ...)
 	Engine string `json:"engine"`
-
+	// UserName: name of the user created when the instance is created
 	UserName string `json:"user_name"`
-
+	// Password: password of the user
 	Password string `json:"password"`
-
+	// NodeType: type of node to use for the instance (DEV1-S, ...)
 	NodeType string `json:"node_type"`
-
+	// IsHaCluster: whether or not High-Availability is enabled
 	IsHaCluster bool `json:"is_ha_cluster"`
-
+	// DisableBackup: whether or not backups are disabled
 	DisableBackup bool `json:"disable_backup"`
-
+	// Tags: tags to apply to the instance
 	Tags []string `json:"tags"`
 }
 
+// CreateInstance: create an instance
 func (s *API) CreateInstance(req *CreateInstanceRequest, opts ...scw.RequestOption) (*Instance, error) {
 	var err error
 
@@ -1689,20 +1722,21 @@ func (s *API) CreateInstance(req *CreateInstanceRequest, opts ...scw.RequestOpti
 
 type UpdateInstanceRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance to update
 	InstanceID string `json:"-"`
 	// BackupScheduleFrequency: in hours
 	BackupScheduleFrequency *uint32 `json:"backup_schedule_frequency"`
 	// BackupScheduleRetention: in days
 	BackupScheduleRetention *uint32 `json:"backup_schedule_retention"`
-
+	// IsBackupScheduleDisabled: whether or not the backup schedule is disabled
 	IsBackupScheduleDisabled *bool `json:"is_backup_schedule_disabled"`
-
+	// Name: name of the instance
 	Name *string `json:"name"`
-
+	// Tags: tags of a given instance
 	Tags *[]string `json:"tags"`
 }
 
+// UpdateInstance: update an instance
 func (s *API) UpdateInstance(req *UpdateInstanceRequest, opts ...scw.RequestOption) (*Instance, error) {
 	var err error
 
@@ -1741,10 +1775,11 @@ func (s *API) UpdateInstance(req *UpdateInstanceRequest, opts ...scw.RequestOpti
 
 type DeleteInstanceRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance to delete
 	InstanceID string `json:"-"`
 }
 
+// DeleteInstance: delete an instance
 func (s *API) DeleteInstance(req *DeleteInstanceRequest, opts ...scw.RequestOption) (*Instance, error) {
 	var err error
 
@@ -1778,10 +1813,11 @@ func (s *API) DeleteInstance(req *DeleteInstanceRequest, opts ...scw.RequestOpti
 
 type GetInstanceCertificateRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance
 	InstanceID string `json:"-"`
 }
 
+// GetInstanceCertificate: get the TLS certificate of an instance
 func (s *API) GetInstanceCertificate(req *GetInstanceCertificateRequest, opts ...scw.RequestOption) (*scw.File, error) {
 	var err error
 
@@ -1815,7 +1851,7 @@ func (s *API) GetInstanceCertificate(req *GetInstanceCertificateRequest, opts ..
 
 type PrepareInstanceLogsRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance you want logs of
 	InstanceID string `json:"-"`
 	// StartDate: start datetime of your log. Format: `{year}-{month}-{day}T{hour}:{min}:{sec}[.{frac_sec}]Z`
 	StartDate time.Time `json:"start_date"`
@@ -1823,7 +1859,7 @@ type PrepareInstanceLogsRequest struct {
 	EndDate time.Time `json:"end_date"`
 }
 
-// PrepareInstanceLogs:
+// PrepareInstanceLogs: prepare logs of a given instance
 //
 // Prepare your instance logs. Logs will be grouped on a minimum interval of a day.
 func (s *API) PrepareInstanceLogs(req *PrepareInstanceLogsRequest, opts ...scw.RequestOption) (*PrepareInstanceLogsResponse, error) {
@@ -1872,6 +1908,7 @@ type ListInstanceLogsRequest struct {
 	OrderBy ListInstanceLogsRequestOrderBy `json:"-"`
 }
 
+// ListInstanceLogs: list available logs of a given instance
 func (s *API) ListInstanceLogs(req *ListInstanceLogsRequest, opts ...scw.RequestOption) (*ListInstanceLogsResponse, error) {
 	var err error
 
@@ -1909,17 +1946,17 @@ func (s *API) ListInstanceLogs(req *ListInstanceLogsRequest, opts ...scw.Request
 
 type GetInstanceMetricsRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance
 	InstanceID string `json:"-"`
-
+	// StartDate: start date to gather metrics from
 	StartDate time.Time `json:"-"`
-
+	// EndDate: end date to gather metrics from
 	EndDate time.Time `json:"-"`
-
+	// MetricName: name of the metric to gather
 	MetricName *string `json:"-"`
 }
 
-// GetInstanceMetrics:
+// GetInstanceMetrics: get instance metrics
 //
 // Get database instance metrics.
 func (s *API) GetInstanceMetrics(req *GetInstanceMetricsRequest, opts ...scw.RequestOption) (*InstanceMetrics, error) {
@@ -1961,12 +1998,13 @@ func (s *API) GetInstanceMetrics(req *GetInstanceMetricsRequest, opts ...scw.Req
 
 type AddInstanceSettingsRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance you want to add settings to
 	InstanceID string `json:"-"`
-
+	// Settings: settings to add on the instance
 	Settings []*InstanceSetting `json:"settings"`
 }
 
+// AddInstanceSettings: add an instance setting
 func (s *API) AddInstanceSettings(req *AddInstanceSettingsRequest, opts ...scw.RequestOption) (*AddInstanceSettingsResponse, error) {
 	var err error
 
@@ -2005,12 +2043,13 @@ func (s *API) AddInstanceSettings(req *AddInstanceSettingsRequest, opts ...scw.R
 
 type DeleteInstanceSettingsRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance to delete settings from
 	InstanceID string `json:"-"`
-
+	// SettingNames: settings names to delete
 	SettingNames []string `json:"setting_names"`
 }
 
+// DeleteInstanceSettings: delete an instance setting
 func (s *API) DeleteInstanceSettings(req *DeleteInstanceSettingsRequest, opts ...scw.RequestOption) (*DeleteInstanceSettingsResponse, error) {
 	var err error
 
@@ -2049,12 +2088,13 @@ func (s *API) DeleteInstanceSettings(req *DeleteInstanceSettingsRequest, opts ..
 
 type SetInstanceSettingsRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance where the settings has to be set
 	InstanceID string `json:"-"`
-
+	// Settings: settings to define for the instance
 	Settings []*InstanceSetting `json:"settings"`
 }
 
+// SetInstanceSettings: set a given instance setting
 func (s *API) SetInstanceSettings(req *SetInstanceSettingsRequest, opts ...scw.RequestOption) (*SetInstanceSettingsResponse, error) {
 	var err error
 
@@ -2093,7 +2133,7 @@ func (s *API) SetInstanceSettings(req *SetInstanceSettingsRequest, opts ...scw.R
 
 type ListInstanceACLRulesRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance
 	InstanceID string `json:"-"`
 
 	Page *int32 `json:"-"`
@@ -2101,6 +2141,7 @@ type ListInstanceACLRulesRequest struct {
 	PageSize *uint32 `json:"-"`
 }
 
+// ListInstanceACLRules: list ACL rules of a given instance
 func (s *API) ListInstanceACLRules(req *ListInstanceACLRulesRequest, opts ...scw.RequestOption) (*ListInstanceACLRulesResponse, error) {
 	var err error
 
@@ -2163,12 +2204,13 @@ func (r *ListInstanceACLRulesResponse) UnsafeAppend(res interface{}) (uint32, er
 
 type AddInstanceACLRulesRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance you want to add acl rules to
 	InstanceID string `json:"-"`
-
+	// Rules: aCLs rules to add to the instance
 	Rules []*ACLRuleRequest `json:"rules"`
 }
 
+// AddInstanceACLRules: add an ACL instance to a given instance
 func (s *API) AddInstanceACLRules(req *AddInstanceACLRulesRequest, opts ...scw.RequestOption) (*AddInstanceACLRulesResponse, error) {
 	var err error
 
@@ -2207,12 +2249,13 @@ func (s *API) AddInstanceACLRules(req *AddInstanceACLRulesRequest, opts ...scw.R
 
 type SetInstanceACLRulesRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance where the ACL rules has to be set
 	InstanceID string `json:"-"`
-
+	// Rules: ACL rules to define for the instance
 	Rules []*ACLRuleRequest `json:"rules"`
 }
 
+// SetInstanceACLRules: set ACL rules for a given instance
 func (s *API) SetInstanceACLRules(req *SetInstanceACLRulesRequest, opts ...scw.RequestOption) (*SetInstanceACLRulesResponse, error) {
 	var err error
 
@@ -2251,12 +2294,13 @@ func (s *API) SetInstanceACLRules(req *SetInstanceACLRulesRequest, opts ...scw.R
 
 type DeleteInstanceACLRulesRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance you want to delete an ACL rules from
 	InstanceID string `json:"-"`
-
+	// ACLRuleIPs: ACL rules IP present on the instance
 	ACLRuleIPs []string `json:"acl_rule_ips"`
 }
 
+// DeleteInstanceACLRules: delete ACL rules of a given instance
 func (s *API) DeleteInstanceACLRules(req *DeleteInstanceACLRulesRequest, opts ...scw.RequestOption) (*DeleteInstanceACLRulesResponse, error) {
 	var err error
 
@@ -2295,11 +2339,11 @@ func (s *API) DeleteInstanceACLRules(req *DeleteInstanceACLRulesRequest, opts ..
 
 type ListUsersRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance
 	InstanceID string `json:"-"`
-
+	// Name: name of the user
 	Name *string `json:"-"`
-	// OrderBy:
+	// OrderBy: criteria to use when ordering users listing
 	//
 	// Default value: name_asc
 	OrderBy ListUsersRequestOrderBy `json:"-"`
@@ -2309,6 +2353,7 @@ type ListUsersRequest struct {
 	PageSize *uint32 `json:"-"`
 }
 
+// ListUsers: list users of a given instance
 func (s *API) ListUsers(req *ListUsersRequest, opts ...scw.RequestOption) (*ListUsersResponse, error) {
 	var err error
 
@@ -2373,16 +2418,17 @@ func (r *ListUsersResponse) UnsafeAppend(res interface{}) (uint32, error) {
 
 type CreateUserRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance you want to create a user in
 	InstanceID string `json:"-"`
-
+	// Name: name of the user you want to create
 	Name string `json:"name"`
-
+	// Password: password of the user you want to create
 	Password string `json:"password"`
-
+	// IsAdmin: whether the user you want to create will have administrative privileges
 	IsAdmin bool `json:"is_admin"`
 }
 
+// CreateUser: create an user in a given instance
 func (s *API) CreateUser(req *CreateUserRequest, opts ...scw.RequestOption) (*User, error) {
 	var err error
 
@@ -2421,16 +2467,17 @@ func (s *API) CreateUser(req *CreateUserRequest, opts ...scw.RequestOption) (*Us
 
 type UpdateUserRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance the user belongs to
 	InstanceID string `json:"-"`
-
+	// Name: name of the database user
 	Name string `json:"-"`
-
+	// Password: password of the database user
 	Password *string `json:"password"`
-
+	// IsAdmin: whether or not this user got administrative privileges
 	IsAdmin *bool `json:"is_admin"`
 }
 
+// UpdateUser: update an user in a given instance
 func (s *API) UpdateUser(req *UpdateUserRequest, opts ...scw.RequestOption) (*User, error) {
 	var err error
 
@@ -2473,12 +2520,13 @@ func (s *API) UpdateUser(req *UpdateUserRequest, opts ...scw.RequestOption) (*Us
 
 type DeleteUserRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance to delete a user from
 	InstanceID string `json:"-"`
-
+	// Name: name of the user
 	Name string `json:"-"`
 }
 
+// DeleteUser: delete an user in a given instance
 func (s *API) DeleteUser(req *DeleteUserRequest, opts ...scw.RequestOption) error {
 	var err error
 
@@ -2514,15 +2562,15 @@ func (s *API) DeleteUser(req *DeleteUserRequest, opts ...scw.RequestOption) erro
 
 type ListDatabasesRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance to list database of
 	InstanceID string `json:"-"`
-
+	// Name: name of the database
 	Name *string `json:"-"`
-
+	// Managed: whether or not the database is managed
 	Managed *bool `json:"-"`
-
+	// Owner: user that owns this database
 	Owner *string `json:"-"`
-	// OrderBy:
+	// OrderBy: criteria to use when ordering database listing
 	//
 	// Default value: name_asc
 	OrderBy ListDatabasesRequestOrderBy `json:"-"`
@@ -2532,6 +2580,7 @@ type ListDatabasesRequest struct {
 	PageSize *uint32 `json:"-"`
 }
 
+// ListDatabases: list all database in a given instance
 func (s *API) ListDatabases(req *ListDatabasesRequest, opts ...scw.RequestOption) (*ListDatabasesResponse, error) {
 	var err error
 
@@ -2598,12 +2647,13 @@ func (r *ListDatabasesResponse) UnsafeAppend(res interface{}) (uint32, error) {
 
 type CreateDatabaseRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance where to create the database
 	InstanceID string `json:"-"`
-
+	// Name: name of the database
 	Name string `json:"name"`
 }
 
+// CreateDatabase: create a database in a given instance
 func (s *API) CreateDatabase(req *CreateDatabaseRequest, opts ...scw.RequestOption) (*Database, error) {
 	var err error
 
@@ -2642,12 +2692,13 @@ func (s *API) CreateDatabase(req *CreateDatabaseRequest, opts ...scw.RequestOpti
 
 type DeleteDatabaseRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance where to delete the database
 	InstanceID string `json:"-"`
-
+	// Name: name of the database to delete
 	Name string `json:"-"`
 }
 
+// DeleteDatabase: delete a database in a given instance
 func (s *API) DeleteDatabase(req *DeleteDatabaseRequest, opts ...scw.RequestOption) error {
 	var err error
 
@@ -2683,13 +2734,9 @@ func (s *API) DeleteDatabase(req *DeleteDatabaseRequest, opts ...scw.RequestOpti
 
 type ListPrivilegesRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance
 	InstanceID string `json:"-"`
-
-	UserName *string `json:"-"`
-
-	DatabaseName *string `json:"-"`
-	// OrderBy:
+	// OrderBy: criteria to use when ordering privileges listing
 	//
 	// Default value: user_name_asc
 	OrderBy ListPrivilegesRequestOrderBy `json:"-"`
@@ -2697,8 +2744,13 @@ type ListPrivilegesRequest struct {
 	Page *int32 `json:"-"`
 
 	PageSize *uint32 `json:"-"`
+	// DatabaseName: name of the database
+	DatabaseName *string `json:"-"`
+	// UserName: name of the user
+	UserName *string `json:"-"`
 }
 
+// ListPrivileges: list privileges of a given user in a given database in a given instance
 func (s *API) ListPrivileges(req *ListPrivilegesRequest, opts ...scw.RequestOption) (*ListPrivilegesResponse, error) {
 	var err error
 
@@ -2713,11 +2765,11 @@ func (s *API) ListPrivileges(req *ListPrivilegesRequest, opts ...scw.RequestOpti
 	}
 
 	query := url.Values{}
-	parameter.AddToQuery(query, "user_name", req.UserName)
-	parameter.AddToQuery(query, "database_name", req.DatabaseName)
 	parameter.AddToQuery(query, "order_by", req.OrderBy)
 	parameter.AddToQuery(query, "page", req.Page)
 	parameter.AddToQuery(query, "page_size", req.PageSize)
+	parameter.AddToQuery(query, "database_name", req.DatabaseName)
+	parameter.AddToQuery(query, "user_name", req.UserName)
 
 	if fmt.Sprint(req.Region) == "" {
 		return nil, errors.New("field Region cannot be empty in request")
@@ -2764,18 +2816,19 @@ func (r *ListPrivilegesResponse) UnsafeAppend(res interface{}) (uint32, error) {
 
 type SetPrivilegeRequest struct {
 	Region scw.Region `json:"-"`
-
+	// InstanceID: UUID of the instance
 	InstanceID string `json:"-"`
-
+	// DatabaseName: name of the database
 	DatabaseName string `json:"database_name"`
-
+	// UserName: name of the user
 	UserName string `json:"user_name"`
-	// Permission:
+	// Permission: permission to set (Read, Read/Write, All, Custom)
 	//
 	// Default value: readonly
 	Permission Permission `json:"permission"`
 }
 
+// SetPrivilege: set privileges of a given user in a given database in a given instance
 func (s *API) SetPrivilege(req *SetPrivilegeRequest, opts ...scw.RequestOption) (*Privilege, error) {
 	var err error
 
@@ -2814,7 +2867,7 @@ func (s *API) SetPrivilege(req *SetPrivilegeRequest, opts ...scw.RequestOption)
 
 type ListNodeTypesRequest struct {
 	Region scw.Region `json:"-"`
-
+	// IncludeDisabledTypes: whether or not to include disabled types
 	IncludeDisabledTypes bool `json:"-"`
 
 	Page *int32 `json:"-"`
@@ -2822,6 +2875,7 @@ type ListNodeTypesRequest struct {
 	PageSize *uint32 `json:"-"`
 }
 
+// ListNodeTypes: list available node types
 func (s *API) ListNodeTypes(req *ListNodeTypesRequest, opts ...scw.RequestOption) (*ListNodeTypesResponse, error) {
 	var err error