Transaction not yet indexed

u6SbiRzZw39ngQCXxPJ29ttFGm7nbbbx5y8bF9DYFSg8DbdqcRPgf5bSdkuQcQirWn2nnCVChuALwGFgJcCCC2z

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.