{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the Pull message select the target node in the blockchain?","a":"Node distance: The node distance refers to  the link distance between the target node and the sender node. In general, choosing nodes with shorter distances is beneficial for improving the efficiency of message transmission and reducing latency."}]}],"pr":"8cac29d7be0e9ff4ecf1113cb3724ddfa393dda867e42725dfb72a1e6f5716ad"}