{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the types of blockchains?","a":"Blockchain can be divided into three main types:  public blockchain, private blockchain, and consortium blockchain."}]}],"pr":"cd6153c0bad99815c822150b9a8551d10601c0355208394058a73655406a8663"}