{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to ensure the independence and controlled difficulty of PoS and PoW in blockchain?","a":"Incentive mechanism: The blockchain system needs to design appropriate incentive mechanisms to encourage user participation in PoS and PoW. By adjusting the incentive system, users are motivated to participate in the consensus mechanisms,  which helps to maintain the stability and security of the blockchain system."}]}],"pr":"4e90f3959e3c8c27b766dd4e62f9904ecb6cb6c6f6d68f7787f43f71031f40e2"}