Transaction not yet indexed

mnkN3Zaub33qE2WmApZ8uinWj72s7k1Kz8JH6rfZt78Z2QsMHdMR8791ZVhRibqWJNYkvDHwt23DN1hpSPpzkjc

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