{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"In blockchain, what is the purpose of the MarketId field?","a":"In a blockchain, the MarketId field serves to identify the unique identity of a market or trading platform. It is a highly unique identifier of  string type, used to distinguish different markets or trading platforms in the blockchain network, enabling the implementation of asset transactions, matching, and other functions in decentralized applications. Through MarketId, the blockchain system can better manage and track various aspects of the transaction process, ensuring the security and transparency of transactions."}]}],"pr":"85ed227c5a42359aec5b10242489c45fd072f3a19dcae73ab0358ebc41bc57c1"}