Transaction not yet indexed

21WKnMhFU6jTJRWQLZYB2tXnnP5b5s5N7XLdZCYYRhvY9ARLTZ9SPKVhNeLuYfsKkE1BHkhATLCVUWVPbzouwFZV

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