Transaction not yet indexed

MBtsmrbfgkQzCmncGcvUtfdcPfNAHgsRqLHQytruNgpxUz1BPq6dy5Aa8ZW6fyt7pYPSuRSqu9sS2EGoDhS18Lu

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