Transaction not yet indexed

21NpdmSWHGmViMv3eydgDJ7PhPWc91P1nmLFKLHH4UqRUS8SsXrkBTEu5dckwYwriC7z3MtooFmX8eGpR9N3EXC7

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