{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the technical principles of private blockchain networks?","a":"Consensus Mechanism: Nodes in the private network need to reach consensus to confirm transactions and generate new blocks. There  are various types of consensus mechanisms, such as Proof of Work (PoW) and Delegated Proof of Stake (DPoS)."}]}],"pr":"d5a87db6c96792b7ecbe06b823376fe6841b47cb5e07c4783df485c81fdcd544"}