Transaction not yet indexed

S52nrfUaQv5UvsfbKmqWr2k3eEkEXwQNGRWEq2SnJgYk8h4mJPuJPEgKASK6k71cMLPhGzYvn2VLgnJYK7pPM1M

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