{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do nodes in a blockchain handle Pull messages?","a":"Listening to the network: Blockchain nodes listen to broadcast messages in the network to receive Pull messages. These messages are usually sent by  adjacent nodes or blockchain infrastructure."}]}],"pr":"f6258244b345e901995fd47573028921b5279b520002810d2c1206eba5e8c10a"}