{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the application scenarios of recursive testing in blockchain?","a":"Authentication and Authorization: In a blockchain system, recursive testing can be used to verify user identities and permissions. For example,  when a user tries to access a protected smart contract, recursive testing can be employed to confirm whether the user has the corresponding permissions, ensuring that only legitimate users can perform operations within the contract."}]}],"pr":"760f73e5d796a6222fb688e5522a7fdafec07656c8edffa2dea5cdb9a86a1d90"}