Transaction not yet indexed

6u91JsQXjKKmRuhRYhGpg6K3JoDFzQs2TDcmNTjLgv3hBmfidvUNLoHD5Zky8EWesB6cDfqPoV8xr2RjRJ5ad56

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