Transaction not yet indexed

21F6mwDpCMKQBzTZCQaFeHdbK5kVURR2NVtpBJThi33hvcTn8ECTmcYr1Ebn1pMuwU4sDFpX2wcyz1vvS4f5v2wT

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