Transaction not yet indexed

MUX6WgGbssjb9ui4zYTUdTKtPPn65A3QVu2aZfFq5crA8RF9XPdrrrRpXaBvWbcgiwn8xffHyE8bkV1JdMWq8ts

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