Transaction not yet indexed

21StXU3zNyKXaFwjJEyV4UAtcg1vPihtxn5yMXH3MiRAJtASuBLWkUmgsbdRBJMRZKjGo8PFFXN4hKhE4yPZAitC

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