{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the application prospects of blockchain technology in art trading?","a":"Ensuring authenticity: Blockchain technology can create a unique digital identity for each work of art, recording key information such as the creation  information and ownership changes of the artwork, ensuring the authenticity and uniqueness of the artwork's identity."}]}],"pr":"a3535ccddb18427bb9fb926e70543fb0b7a99f13c12e9eb634ef22a400a3854f"}