Transaction not yet indexed

621CcaGUNN7RNYF6s8p3dkG1ENNZ11DzHcKBfYUYbop4KzLjP4EsAz7JXmeApagoa4g6KytV7D5MNevYJtgTq65

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