PRODUCT_CATEGORY_LINK_MANAGE PRODUCT Endpoint
  /rpc/product/?method=PRODUCT_CATEGORY_LINK_MANAGE  
  Object: 289. 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 Mandatory. As per SETUP_PRODUCT_CATEGORY_MANAGE
  Notes Text (2000)  
  Product Numeric Mandatory. As per PRODUCT_MANAGE
  RETURN  
  id