{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the performance parameter configurations for blockchain database?","a":"Block generation speed:  That is, the speed of generating new blocks. If the block generation speed is too fast, it may cause network congestion and prolonged transaction confirmation times; if it's too slow, it will affect the activity of the blockchain."}]}],"pr":"9d61a6520bb01a01ee616737b90c9bf1d0107701ebd0bcdcdeb232804ef7ad91"}