{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does a blockchain private network simulate a PoA blockchain?","a":"Nodes in the private network start mining blocks according to the  consensus algorithm, and validate the min"}]}],"pr":"5ade2f0ed3f8e79c7d085224f826ad78dab558a160e3cdf194afba1cf4e12911"}