{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do testing and validation nodes in a blockchain verify the deployment of related programs on the main network?","a":"Deploy the same smart contract to both the test node and the main network. Smart contracts are the core component  of a blockchain system, defining network protocols, transaction validation, and consensus algorithms."}]}],"pr":"2c5e691069b79fc0282cc429fcc5f044cb57d48fa4c8193111bba45ffdf71786"}