Get a project variable
get/projects/{projectId}/variables/{variableId}
Returns the project variable associated with the specified project ID and variable ID.
1{2 "createdBy": "string",3 "modifiedBy": "string",4 "creationTimeStamp": "2019-08-24T14:15:22Z",5 "modifiedTimeStamp": "2019-08-24T14:15:22Z",6 "name": "string",7 "description": "string",8 "role": "string",9 "type": "string",10 "level": "string",11 "format": "string",12 "length": 0,13 "version": 214}