anchor.diff:  interface Node {
     # A globally unique ID.
     id: ID!
  +}
  +
  +type NotificationPreference {
  +  channel: String!
  +  id: String!
  +  name: String!
  +  status: SubGroupStatus!
  +}
  +
  +input NotificationPreferenceInput {
  +  channel: String!
  +  id: String!
  +  name: String!
  +  status: SubGroupStatus!
   }
   
   # Consignment Offer Response
  
positive.code:     id: ID!
    ): Node
  
    # Get an Offer
    offer(
      # Return offers for the given partner
  
negative.code:   userOrError: UpdateMyProfileMutation
  }
  
  input updateNotificationPreferencesMutationInput {
    authenticationToken: String
    clientMutationId: String
    subscriptionGroups: [NotificationPreferenceInput!]!
  }
  
  type updateNotificationPreferencesMutationPayload {
    clientMutationId: String
  }
  
  # Autogenerated input type of UpdateSavedSearch
  input UpdateSavedSearchInput {
    attributes: SearchCriteriaAttributes
  