{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain address network congestion and transaction delay issues?","a":"Increasing communication frequency between nodes: By increasing the communication frequency between  nodes, reducing transaction delays to a certain extent and improving the network performance of the blockchain."}]}],"pr":"89b82a38bf4bc7be896c2797999cae4d1e40e0d26d56aa7c390ef2b81a4b2951"}