{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do you transfer an object from one user to another in a blockchain?","a":"Sign the transaction: The current user needs to sign the transaction to prove that they are the initiator of the transaction and verify the authenticity of the transaction. The signature is done using the user's private key, which is a corresponding key to the public key used for encrypting and decrypting data."}]}]}