{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the types of blockchain technology?","a":"Consortium Blockchains (Industry  Blockchains): Consortium blockchains involve multiple pre-selected nodes designated by a specific group as accountants, with the generation of each block being jointly decided by all pre-selected nodes. This type of blockchain is mainly used within a specific industry or group."}]}],"pr":"0d0be3a361d7a8131df79033ff390c64f58920e9446075658953e6d1f618130b"}