{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the impact of blockchain on global trade?","a":"Improving trade efficiency:  Blockchain technology can achieve automation and efficient collaboration in cross-border payments, logistics, customs declaration and other links, reduce the risks caused by information asymmetry, and thereby increase the efficiency of global trade."}]}],"pr":"7dbef611dcbf8a9496f2caa9a8bfb1845625ab3e158b3bd808d406574f35d755"}