{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain solve the problems of traditional financial systems?","a":"Enhancing security: Blockchain adopts cryptographic algorithms to  ensure the security and immutability of data."}]}],"pr":"b5ec8da5206250a2f437e42a42e481492ce5e9cba41dc183905b74d6114c958b"}