Transaction not yet indexed

5b66dJ4MVXW418v7PnsqqfFqo6SVAtrDeXRkEHckok9omkMsHzpSa3joFxq3PFKgUZv8nzGAU38rzQiVJ6dBS5Wb

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