Transaction not yet indexed

Ymfofqrs3EdS8hRa6UGJpQmCs3AUQbqbNFHRiHoaMSttzTHEVMTgYyUtQELW2ACUPqiZAijq7RpEHaeu5rcBa18

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