{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be used to achieve traceability?","a":"Designing the traceability system: Based on the chosen blockchain technology, design the overall architecture and functionality of the traceability system. This includes defining the data  structures, smart contracts, and interfaces required for the traceability process."}]}],"pr":"8cf7aed5e4de9a414663402398b6e08d262d4e3a00cafd06fa2be6da6dd0f1ce"}