{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the performance parameter configurations for blockchain database?","a":"Confirmation times: Specifying the number of confirmations required for a transaction to be included in a block and confirmed. The more confirmation times, the higher the transaction security, but it  will reduce the throughput."}]}],"pr":"eed17834da218b302584f0967a2265e0d017276e80696725892631accd068ba9"}