Transaction not yet indexed

21Zu9g6Ea3zXNnCD86anAtvNyf8qh76FgvKVjVSyv2xjfLD8qAmNahcEybRZt7mKz2jWN9ZZv4p8Q5t1K6HhVgG8

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