{"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":"e6679d23d041c691bfa22615bdff67e43853735359fac1aac2392861a85e05ab"}