{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How is token issuance and management carried out in blockchain?","a":"Writing  smart contracts: Based on the selected blockchain platform, write compliant and secure smart contracts."}]}],"pr":"ca1c53ae99b6026bf0ea6cbb2ff96db384c76790b99e7ff5953b86a7f30ca9de"}