message: BYOK Bug Fix - added missing Identity in Create Namespace - PUT
diff: "$ref": "#/definitions/SBSku",
  "description": "Properties of SKU"
  },
  + "identity": {
  + "$ref": "#/definitions/Identity",
  + "description": "Properties of BYOK Identity description"
  + },
  "properties": {
  "x-ms-client-flatten": true,
  "$ref": "#/definitions/SBNamespaceProperties",
  