Transaction not yet indexed

5n99TxvuMgCfbLYRa1rd65AQdCTmqYbTHAZRKu5YDP9Jd3KpbNAvJSoXtPJbftMtwBVqEfwoegvFJRvVcVY7MPCR

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