{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the limitations of blockchain technology?","a":"High Throughput: The transaction throughput of blockchain systems is limited by network capacity, resulting in slow processing speed  and inability to meet the needs of high-concurrency scenarios."}]}],"pr":"19cd66dcf6b40ef5c499afdaf22b3de5937b1e5a02b85d3ce06b95da569eec8d"}