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{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to food safety?","a":"Decentralization: Blockchain technology adopts a decentralized network architecture, where data is stored on multiple nodes, making it difficult to tamper with. This enables real-time sharing and query of food safety information on the blockchain, improving the credibility and reliability of the data."}]}],"pr":"2a75515940264432a2045a5cb6627102c76d18fe3f01ba265497c79f8e932b48"}