{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"In the Solana blockchain, how do you use PublicKey for verification and transactions?","a":"Transaction preparation: When the user wants to initiate a transaction, they use their private key to create a signed transaction. The signed transaction  includes the sender's public key, the recipient's"}]}],"pr":"f093d53576dbacd7f750592dbd886262815a2838a0d9597a1ea4999d75469b96"}