{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the steps to set up a blockchain development environment?","a":"Choose  an operating system: According to development requirements, select an appropriate operating system, such as Linux, Ubuntu, or Windows."}]}],"pr":"24e38814f070c8a42e566c8927f47bd36b916f5c82749e394cd818d34b3ebd6b"}