Transaction not yet indexed

421UfoTRcfHrxTw4AWwAScmPV9zDx15PdcAG8eGcxV39Y3V5ByMt8ubkKDhkRPtmuNprAG7u2jAAVSTrBEBxZUro

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