{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Under what conditions does the waiting time for merchant confirmation of transactions reach 45 seconds in the GHOSTDAG protocol?","a":"Network congestion: When there is a large volume of transactions in the network, resulting in a relatively slow block generation speed, the  merchant's confirmation waiting time for the transaction may increase."}]}],"pr":"6389d9df11281fe552ab58c39a7c211aca592b37f5b9921b22a7096d5e3e4b66"}