CORE_OBJECT_USAGE_MANAGE CORE Endpoint
  /rpc/core/?method=CORE_OBJECT_USAGE_MANAGE  
  You can not add records via this method. For more information see CORE_OBJECT_USAGE_PROCESS.  
  Object: 356. Click here for more information.  
  PARAMETERS TYPE NOTES
  DataReturn Text A comma delimited list of advanced search fields to be returned after a successful save
  Id Numeric  
  Remove Numeric Pass '1' to remove the item
       
  Notes Text (2000)  
  RETURN  
  id