Transaction not yet indexed

21MGuafKdHfUkDuZdyus9XkBrvUJe6WdQrE6GfPYRyj5GfYUo7D81jX4QFqbQfTs1bMyFGeHumhgkayReFaW2f5k

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