Transaction not yet indexed

5UG21wybjahAnbZrq6QA8XFpTAyKufFKA9mZKLPFfaqPR3hPy9e4LvaFtqXGp8onyQLqER3t2zbhFocfPgV5NePP

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