Transaction_ERC721Transfer.fromJson constructor
      
      Transaction_ERC721Transfer.fromJson(
    
    
- String i, [
 - ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY
 
Implementation
factory Transaction_ERC721Transfer.fromJson($core.String i,
        [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) =>
    create()..mergeFromJson(i, r);