anchor.diff:  
     # Remove a credit card
     deleteCreditCard(input: DeleteCreditCardInput!): DeleteCreditCardPayload
  +  deleteSavedSearch(input: DeleteSavedSearchInput!): DeleteSavedSearchPayload
     deleteUserAddress(input: DeleteUserAddressInput!): DeleteUserAddressPayload
     deleteViewingRoom(input: DeleteViewingRoomInput!): DeleteViewingRoomPayload
     deliverSecondFactor(input: DeliverSecondFactorInput!): DeliverSecondFactorPayload
  
positive.code:   # The gallery partner's web address
    website: String
  }
  
  type PartnerArtist {
    artist: Artist
  
negative.code: directive @principalField on FIELD
  
  # Autogenerated input type of AcceptPartnerAgreement
  input AcceptPartnerAgreementInput {
    # A unique identifier for the client performing the mutation.
    clientMutationId: String
    partnerAgreementID: String!
  }
  
  # Autogenerated return type of AcceptPartnerAgreement
  type AcceptPartnerAgreementPayload {
    # A unique identifier for the client performing the mutation.
    clientMutationId: String
    partnerAgreementOrErrors: PartnerAgreementOrErrorsUnion!
  }
  
  type AccountRequest {
    # A globally unique ID.
  