anchor.diff:  
     # A list of edges.
     edges: [MyCollectionEdge]
  +  includesPurchasedArtworks: Boolean!
     name: String!
     pageCursors: PageCursors!
   
  
positive.code: 
    # The item at the end of the edge
    node: Artwork
  }
  
  input MyCollectionUpdateArtworkInput {
  
negative.code:     last: Int
      sort: MyCollectionArtworkSorts
    ): MyCollectionConnection
  
    # Info about the current user's my-collection
    myCollectionInfo: MyCollectionInfo
    name: String
  
    # A connection of new works by artists the user interacted with (sorted by publication date).
  