Transaction not yet indexed

5ffMQu41NqPdon3z8zmX3Zo5ffJt8ApMsNBCMkCERXKAQqcEgD2UH8TcH25rN8ZPdS9ZPkq3VmoVg4nZjxpPGpMF

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