anchor.diff:    # A globally unique ID.
     __id: ID!
   
  -  # Impulse id.
  -  id: String
  +  # A type-specific ID likely used as a database ID.
  +  id: ID!
   
     # Gravity inquiry id.
     inquiry_id: String
  
positive.code: 
  # Collection of fields that describe attribution class
  type AttributionClass {
    id: String!
  
    # Shortest form of attribution class display
    name: String
  
negative.code: 
  # Fields of partner category (currently from Gravity).
  type Category {
    # A globally unique ID.
    __id: ID!
  
    # A type-specific ID.
    id: String!
  
    # A type-specific Gravity Mongo Document ID.
    _id: String!
    category_type: String
    internal: Boolean
    name: String
  