Transaction not yet indexed

21Un3rqGkRF9w9VhH1XPjvqZgSvbQyyxyt46rUFBnsKVQw5VFJrwqvBvritVLdw9crpzmyU7ADkYY4vKAo5jXS8W

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