Transaction not yet indexed

AMm8UBCME4ytsB3Cd9zFvRtEqKGVgzx6QJ4cdeFagnkJ72iaQznNkt1XfWKfKF1xkjbwrs4T4wuxz8dEL2h49PD

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