{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do smart contracts manage assets in blockchain?","a":"Security: Smart contracts adopt encryption algorithms to protect  the security of asset information and transaction processes. The data in blockchain is tamper-proof, further ensuring the security of assets."}]}],"pr":"eda02a9dd2bf46fd71b901dd64297c6b669c94a9dda5b276fb141758eb88c79a"}