{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"In a blockchain, how do you transfer an object to another user?","a":"Obtain transfer permission: Users need to obtain the permission of the blockchain network to call  the transfer function in the smart contract. This usually requires authentication and authorization operations, such as using a private key signature."}]}],"pr":"97ca2e5c1fd8179fd8892603c128b4c3f750cd535032da1bc0fc6660a139d50b"}