anchor.diff:    # Whether this artwork is unlisted or not
     unlisted: Boolean
   
  +  # Based on artwork location and status, verify that partner needs VAT exemption approval from Artsy.
  +  vatExemptApprovalRequired: Boolean
  +
     # Based on artwork location verify that VAT info for the partner is complete.
     vatRequirementComplete: Boolean
   
  
positive.code:     # https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
      timezone: String
    ): String
    slug: String
    thumbnailImage: Image
    thumbnailTeaser: String
  
negative.code:     # The ID of the Credit Card
      id: String!
    ): CreditCard
  
    # A namespace external partners (provided by Galaxy)
    external: External!
  