{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What functions do senders and holders provide in a blockchain?","a":"Network Security: The sender guardian maintains the security of the blockchain network, resisting external attacks and."}]}],"pr":"828073b627cebc3dda982533d3e320cebf21abbfd0e693a4083fe455c3f0a6b0"}