Transaction not yet indexed

21u5V8dXynJiqEPbQqEmGVxfvYaSrkSgN5Ai3TyPTKg5uWmkHKejNxHPmFLEaVgtn7cT4xUeaquoRZxg48TJ8ECM

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