{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to the perpetual contract market?","a":"Smart  contracts: Smart contracts are an application of blockchain technology that can automatically execute contract terms and ensure the rights and interests of both parties. In the perpetual contract market, smart contracts can be used to achieve automatic execution of transactions, capital clearing, and risk control."}]}],"pr":"872f26771497109e26ee565795264a7f69baa658a7ba5c43b91d0cc7cf82bf2b"}