CORE_OBJECT_LINK_MANAGE CORE Endpoint
  /rpc/core/?method=CORE_OBJECT_LINK_MANAGE  
  Object: 299. Click here for more information.  
  Link objects and objectcontext eg link a document to an action.  
  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
       
  ContextNotes Text (25)  
  Notes Text (2000)  
  Object Numeric Mandatory. See CORE_OBJECT_SEARCH
  ObjectContext Numeric Mandatory.
  ParentObject Numeric Mandatory. See CORE_OBJECT_SEARCH
  ParentObjectContext Numeric Mandatory.
  RETURN  
  notes ADDED, UPDATED, REMOVED