{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to solve the issue of exceeding stack usage limitations in smart contracts within the blockchain?","a":"Adopt a hierarchical architecture: Divide smart contracts into multiple modules  to separate and decouple functions. This can reduce the stack usage of individual contracts and improve the scalability and maintainability of the system."}]}],"pr":"a4411362b1f46be6c84f1722fce5a99f07a981e6e27be3a3bff2b212dce0d37a"}