Transaction not yet indexed

668HWb3s8PvbJ8bK9UoY4UAbwWo64CPfeLs78VncwSraePfrCobtJpNf6Y352b2Mqpm3Jy6fc3MQVUcPMS2PdCxe

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