{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the parameters included in the entrance symbol of a blockchain program?","a":"Asymmetric encryption key: Used to encrypt and decrypt transaction data, ensuring data security during the transaction process."}]}],"pr":"b86fcbda90b51e6024efd4aa30d8fba65204669263172dd7e852ea2d5b2a1251"}