{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to determine if an account is a rent-exempt account?","a":"Understand the relevant policies: Firstly, it is necessary to understand the policy regulations of our country regarding rent exemption, and grasp which types of accounts can enjoy the  rent exemption benefits."}]}],"pr":"ed5c983dcdbc6834b91180068c03f36de20d3e6abe2313a26e0f77d51916ff94"}