anchor.diff:    # This user should receive new works notifications
     receiveNewWorksNotification: Boolean
   
  +  # This user should receive order notifications
  +  receiveOrderNotification: Boolean
  +
     # This user should receive outbid notifications
     receiveOutbidNotification: Boolean
   
  
positive.code:   # A globally unique ID.
    id: ID!
    initialMessage: String!
      @deprecated(reason: "This field is no longer required. Prefer the first message from the MessageConnection.")
  
    # Gravity inquiry id.
    inquiryID: String
  
negative.code:   lng: Float
  }
  
  enum LengthUnitPreference {
    CM
    IN
  }
  
  input LinkAuthenticationMutationInput {
    # Unique Apple user id. **Required** for Apple authentication.
    appleUid: String
    clientMutationId: String
  
    # User email, only used for Apple authentication.
  