{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the PoA consensus mechanism in blockchain improve network performance and scalability?","a":"Fast Consensus: The PoA consensus mechanism utilizes mutual validation between authority nodes, significantly  increasing the speed of consensus. Compared to PoW, which requires solving complex mathematical problems, PoA achieves consensus through the agreement of authority nodes."}]}],"pr":"bff99e91bfcb3c491c328552021a7378fd833f74877bc79a5dec193273c628fc"}