Transaction not yet indexed

28tbgjAa8xMzMLtVb3ShtPwtu8t4SVhwAVhXWh1AqJZmJ5nzTd7GXxfa9yzGYNERtKKkdqRFQf2EhDPQF7Bez7n1

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