{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to buy or sell goods in the market?","a":"Choose a sales channel: According to the type of goods and target customer group, select an  appropriate sales channel."}]}],"pr":"9fbfd54d484209e8e99ee0a3b7893d8620cadc1093428f8ff22c48da0cdfbcde"}