Transaction not yet indexed

21A7nzzLHUd47KiwWz1ThRHsgqu8Zqf3y1GtqkMSW2vvPwQroNjQLNLfHf1V4MnPNNwpStFxGktDhKwJtQFGHKTm

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