{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain generate public keys for hardware wallets?","a":"After receiving the user's request, the hardware wallet manufacturer generates  a private key for the user. The private key is a random number that is the key to encrypt and decrypt data."}]}],"pr":"eae6cd629b5fc0ee94aaf4276b1431e9ff686b16868e3abf915195f91ae15948"}