{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are the transaction fees for blockchain determined?","a":"Transaction demand: Transaction fees are usually proportional to the scale and importance of the transaction. For example, if the transaction involves a large amount of funds or crucial  information that is highly important, the corresponding transaction fee may be higher."}]}],"pr":"f3ad368e9fbc755071829cdb663f05df3ae5db4f31d1611392efad4145fc8d49"}