{"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":"Integrate OCR technology: Combine OCR technology with the blockchain to extract and recognize the price data from the images, ensuring the accuracy of the recorded data."}]}],"pr":"ff1d40b595a222ec47c7a6c1ba18e7617fb09f6369a4cb1aa3fe7bd102442505"}