{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the system configuration requirements for validator nodes in a blockchain?","a":"Software environment: Validator nodes need to run specific blockchain client software to communicate and synchronize data with the entire blockchain network. These  client software usually support different blockchain protocols."}]}],"pr":"34aa5047ce4f5d737c718af309a23b5af90dc5127a4cf4037f45b5cf6dd85e85"}