Transaction not yet indexed

MUww5CALCaqpL2MGFGUJXzQCjdYNMyqgKaZdJubMR6rTdh87D6gRHfvzkQ5NgK6Nqg87Vn2wu2eZzw37DsugSJS

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