{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do programs execute debugging mode in a blockchain?","a":"Consider the unique characteristics of  blockchain: Understand the limitations and strengths of blockchain technology, and design the program accordingly."}]}],"pr":"d0427bd73751ad909e608582d7e6e104115e4e1046e9688e2a14f7150091966f"}