Transaction not yet indexed

AB78gynXALxLJ4nfEzUetuxcKF54BgjQu7nzv6WVe1voiUwKrULxmP9bfFSdFMkPv9T1YkfrcAfGLWCEA1h1sHb

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