{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are operation modules defined in a blockchain?","a":"Protect the privacy  of users and ensure the security of the blockchain network by implementing appropriate encryption and authentication mechanisms.\n\n6."}]}],"pr":"cdafc979fe54e8ac60a431e18ab89cc7551fadd3e30b571d1a9b68d90f723e74"}