{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to solve the energy consumption problem of blockchain technology?","a":"Adopting new consensus mechanisms: Such as proof of stake (PoS) and proof of authority (PoA), these consensus mechanisms do not require substantial computing power,  but rather rely on verifying nodes that hold a certain amount of digital currency or have specific identities to confirm transactions and generate new blocks, thereby reducing energy consumption."}]}],"pr":"89a5a7084b5dca8d5029daa18c29f5762a3823106e51420f6964ff44c60aec02"}