{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the significance of limiting the size of account data in a blockchain?","a":"Protecting user privacy: Limiting account data size can avoid excessive dissemination of users' sensitive information in the blockchain network, thereby reducing the risk  of privacy leaks."}]}],"pr":"7212ae946897e6b077cd548e7b717ec65984d91b162050de2d41d55391c38efd"}