Transaction not yet indexed

mU2AFm31zFbUz63HW2UAnTxaRvAmp45pDZUxvVZwmcRPj6S7tWzZtrsps3gF3eACcuqQZT6sRYBFHz6we5z7qm9

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