{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the events and event handlers in the OCR module within blockchain?","a":"OCR recognition: After the blockchain platform receives the image, the OCR module will  process the image."}]}],"pr":"7a7eece40123f63fa7b4b1b80042bf543447560952ba5073c814d3b17a734c15"}