Transaction not yet indexed

5FfMfkV5zWCgyvjWDcKnUmcdpEgTCa9tpv3MA9DguMFD3K24WZyfmVqiHLuLqQsSmdmwobWzSaZ1jAc8naPe5TT9

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