{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How is the deployment and instantiation of smart contracts conducted in blockchain?","a":"Write smart  contract code: Use the selected programming language and development environment to write the smart contract code. The smart contract code usually includes the basic structure, variables, functions, and events of the contract."}]}],"pr":"a616f38763f9807c35e5117870452e55eda2d622a64274e79adaf282df6c6cd3"}