Transaction not yet indexed

28SchhWhrbzRKj4HeJ67xkKMEcJ3sZWm3dpiP5oGaF3QZDxTMLf7jffJD7RgvmsXfaYPWASkUqpBEi16zvSPBLA9

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