ChainCatcher message, according to the official announcement, in order to enhance the trading experience for spot API users, WebSockets Streams will be upgraded on July 8, 2025, at 15:00 (Beijing time). During the upgrade, existing connections and new connections may be disconnected earlier than the usual 24 hours. The upgrade process may take up to 2 hours.Note:Spot trading will not be affected during the upgrade.API users' existing programs that rely on market data may experience issues after the upgrade.