anchor.diff:    _id: String!
     cached: Int
     artists: [Artist]
  -  artists_connection(
  -    after: String
  -    first: Int
  -    before: String
  -    last: Int
  -  ): ArtistConnection
  +  artists_connection(after: String, first: Int, before: String, last: Int): ArtistConnection
     artworks_connection(
       acquireable: Boolean
       offerable: Boolean
  
positive.code:   creditCardEdge: CreditCardEdge
  }
  
  union CreditCardMutationType =
      CreditCardMutationSuccess
    | CreditCardMutationFailure
  
  type CreditCardPayload {
    credit_card: CreditCard @deprecated(reason: "Favor `creditCardOrError`")
  
negative.code:     # When true, will only return exact keyword match
      keyword_match_exact: Boolean
    ): FilterArtworks
    sponsoredContent: FairSponsoredContent
  }
  
  enum FairArtistSorts {
  