{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the applications of blockchain smart contracts in supply chain management?","a":"Enhancing transparency: Through the decentralized characteristics of blockchain  technology, various nodes in the supply chain can collect and share information, realizing the transparency of supply chain information."}]}],"pr":"1f2b267a2f45bc79806a2420545157879264e2109618066fbf55d13d5d910caa"}