Transaction not yet indexed

21ckxqkCSTh9errXy7XZPN8iynDRS4bqpUjQQfUdXS4mub7ACxkovvF3RNbtF5nFi4euZMt75Pqe7kKpBA2AEArs

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