{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How scalable is the consensus mechanism in blockchain?","a":"Node quantity expansion: Whether the consensus mechanism can adapt  to the increase in the number of nodes and achieve the participation of more nodes without affecting the system performance."}]}],"pr":"9be488ca1d703ed31d5f77308ed80835e2419b3b5f05ac81cf633459bf35c080"}