{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to enable market types in a blockchain?","a":"Determine the market type: Firstly, it is necessary to clarify the definition of the market type, such as the type of asset, trading pair, and trading time it is  based on."}]}],"pr":"0c37994b1f70a49823196784494a20e44e6e74da7cf310781504dbedfdcf927c"}