Transaction not yet indexed

668AcUbxz9SJ2B8ohrzkaZ95yr3vFeSgJ1rcq4pq9Du8JusY6pCBD3dW5KYpDhdX1QpegTkKbHcU4WGiAdvUzFfu

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