Transaction not yet indexed

MRmCf9dCjr6dbdGggMXAg2Dn4YG3r2kc9W5PHcbabW2nMD2jQUuiajJup9YP5nPo76e5qd3hL4CizFmgkMVZWx4

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