Transaction not yet indexed

28iommMxjFEWfFu3u7i5cr82KPHYqpz2Yu3FPzgtfHTL6Hj3NFtfjmsDQV7MAn6uwNp9JgZo7kJmUYFFqExCP5SM

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