Transaction not yet indexed

621FoLMsy6nmLsazJjPKiVoqgqpNB1EW3DwkVTaGCuTcCv37VgX9SqSEAXoEEUMv4jJAAkDxJQX9LoB9791Phif7

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