Transaction not yet indexed

MhH15TXVxpDJVPp5WfHji2CJ8A9sf3BSBvitYCEJDo2XeE9gst5GVEBvAYBGE9txyjFrtPW2QVXt1UFSBuNuCxJ

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