Transaction not yet indexed

5fC21wtJS2bYyHXFD3mPVahzCdptGXT2T44yS7kzkHBpMuprA7MjAtDHmdRMyYKyHPYnbSvD4TetYK3xeyP9wdk9

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