{"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":"c5c7d12bb3b40bb66a4c58826385fd5db14f218e9703dc9e20c3800ef8092a5a"}