{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the OCR module in blockchain handle price data transmission and recording?","a":"Establish price data standards: Firstly, determine the format and standards of price data to ensure the consistency and accuracy of the data."}]}],"pr":"a1170589b7261e63a5af07bfd23daee104cf9632a59680e8beec4b7461f2c21f"}