Transaction not yet indexed

21ppNWW8N738jmFM72GoXZcSqYKnqNWogr9zBFEt7ck3o9Et2zPu7NcTaGpwNSecsdbmECB1EPpCVbJ6hAzVSmZB

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