Transaction not yet indexed

mpm5PcvJKGyJ1VcQ8yZb4AxDuXkvfvFzctxXxstuUkX3CJzVPZfbZDAj2TqMP6Xhcf2qQSyu8jaUeAkxAFmydTJ

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