Transaction not yet indexed

Mu66htb6J1SdrkCFnFFng3ZZ48A9S3LdoCCmdiMGMBd5vDNfiu5UR5Ydcjc3eDeG2aLeuQhkbisnRuMCWjUXGVu

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