SETUP_ISSUE_TYPE_MANAGE SETUP Endpoint
  /rpc/setup/?method=SETUP_ISSUE_TYPE_MANAGE  
  Object: 255. Click here for more information.  
  PARAMETERS TYPE  
  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
       
  Category Numeric As configured via SETUP_ISSUE_TYPE_CATEGORY_MANAGE
  ExternalReference Text (40)  
  InternalReference Numeric  
  Notes Text (4000) Mandatory
  Title Text (50) Mandatory
  RETURN  
  id