{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do blockchain protocols compare different protocols?","a":"Data storage and transmission mode: Different blockchain protocols have different data storage and transmission modes, such as some protocols use distributed storage, while others use centralized storage. Distributed storage is more fault-tolerant and secure than centralized storage."}]}],"pr":"4483bd9178df0f5eb8a06fe96e79ebd85998b3132e18b981abf09fa2261904f9"}