Transaction not yet indexed

ymfPKuB6LYikwMGDivv84gho5UZcqu5Keo7yzN9iHiF69h3Lb3p9aAyWN74KyWkDZFsDM9zp4QqoRq8dvvCB5g5

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