Transaction not yet indexed

599bMT7k5UMdFaEebuqdYNADahaMHS3EE7As4QYnh9VJU99mXEws6mhJXe4Gx7REmcF1nn3vGeVx915Nsh22JJ6i

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