anchor.diff:    updateUserDefaultAddress(
       input: UpdateUserDefaultAddressInput!
     ): UpdateUserDefaultAddressPayload
  +
  +  # Update the user sale profile
  +  updateUserSaleProfile(
  +    input: UpdateUserSaleProfileMutationInput!
  +  ): UpdateUserSaleProfileMutationPayload
     updateViewingRoom(input: UpdateViewingRoomInput!): UpdateViewingRoomPayload
     updateViewingRoomArtworks(
       input: UpdateViewingRoomArtworksInput!
  
positive.code:   clientMutationId: String
  }
  
  # Autogenerated input type of UpdateViewingRoomArtworks
  input UpdateViewingRoomArtworksInput {
    artworks: [ViewingRoomArtworkInput!]!
  
negative.code: 
    # This user should receive sale opening/closing notifications
    receiveSaleOpeningClosingNotification: Boolean
  
    # The sale profile of the user.
    saleProfile: UserSaleProfile
  
    # Check whether a user exists by email address before creating an account.
    userAlreadyExists: Boolean
  