Transaction not yet indexed

ynMLusvRKSJSYPPPXndVzDWcopYRfheYNwzDLZ5TE8qa4WDRb313PQYkzavsPoA3sou6xDBjQZMB4VtJwpuZ8nu

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