message: Changing Identity definition reference to common type
  This also adds the necessary user assigned identity definitions
diff: }
  },
  "identity": {
  - "$ref": "#/definitions/Identity",
  + "$ref": "../../../../../common-types/resource-management/v3/managedidentity.json#/definitions/ManagedServiceIdentity",
  "description": "The type of identity used for the resource."
  }
  }
  }
  }
  },
  - "Identity": {
  - "description": "Identity for the resource.",
  - "type": "object",
  - "properties": {
  - "principalId": {
  - "readOnly": true,
  - "type": "string",
  - "description": "The principal ID of resource identity."
  - },
  - "tenantId": {
  - "readOnly": true,
  - "type": "string",
  - "description": "The tenant ID of resource."
  - },
  - "type": {
  - "enum": [
  - "SystemAssigned",
  - "None"
  - ],
  - "x-ms-enum": {
  - "name": "ResourceIdentityType",
  - "modelAsString": false
  - },
  - "type": "string",
  - "description": "The identity type."
  - }
  - }
  - },
  "IotHubSettings": {
  "type": "object",
  "description": "Device Update account integration with IoT Hub settings.",
  "type": "object",
  "properties": {
  "identity": {
  - "$ref": "#/definitions/Identity",
  + "$ref": "../../../../../common-types/resource-management/v3/managedidentity.json#/definitions/ManagedServiceIdentity",
  "description": "The type of identity used for the resource."
  },
  "location": {
  