Transaction not yet indexed

MBxTUNfHASyAGiVuVshR9vPiPx8vv8mzXHA1P6hVAa5iPXDBYwbAjYfijcvRPHdNVgv7fFTPcBgWQaC2jTx6Mk4

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