{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Why is PoW needed to ensure the decentralized nature of assets?","a":"Consensus mechanism: The PoW algorithm requires miners to obtain workload  proof through calculation to receive block rewards. This consensus mechanism enables participants in the network to maintain the stability and security of the blockchain."}]}],"pr":"a78b323878a94aabb23bedcdb7a4fa4a30cbc5aefb5e9b394c933fd45327ea5d"}