{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the advantages of blockchain technology in the field of intellectual property protection?","a":"The use of cryptography in blockchain technology ensures that intellectual property  assets are more secure"}]}],"pr":"7ac2e44a956c7ab9b408adb1baa51c003fd63e78c7e3f6b4a7c97e030d48f2ae"}