{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the key points for creating and destroying objects in blockchain database operations?","a":"Follow blockchain specifications: The operations of creating and destroying objects should adhere to the relevant blockchain technology specifications, such as  Bitcoin, Ethereum, etc. This includes mastering relevant programming languages and tools, such as Solidity, Vyper, etc."}]}],"pr":"b44615f3b36e47414d17cd4733db1c4cfe2ad3b53eb052b1c30dd0086b04f4ab"}