{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are transaction fees discounted in a single transaction within a blockchain?","a":"Evaluate network congestion: Monitor the current congestion level  of the blockchain network by calculating indicators such as the number of transactions waiting to be confirmed and the average confirmation time of transactions."}]}],"pr":"a84ad541c9dafcff5a73966741bb8820fb183b6646f1848258e6acd8c4afe6e0"}