Transaction not yet indexed

51f87riQBoiEgCEdTNGmDvckeWvoUmFiyMxzJmocMSRivcfEfAVDWrKY5e2rWC73brzoo1qBFGZ7FfoCmrzuTzX1

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