{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to solve the scalability issues of blockchain?","a":"Implementing sidechains (Sidechains): Sidechains are independent  chains connected to the main chain, which can achieve interoperability with other blockchain systems, thereby improving scalability."}]}],"pr":"6c2669ad0d7c4354408512d63600783301745404cfadf04bb88c922691def130"}