{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does gas ensure the execution of smart contracts in blockchain?","a":"Incentivizing miner participation: The Gas system has established a certain reward mechanism, encouraging miners to actively participate in the verification and execution of smart  contracts. Miners compete to generate new blocks by solving complex mathematical problems, and receive corresponding Gas rewards."}]}],"pr":"4b62216f14fb507d718b5e127c5a58cba1ba30c6fb4792070a379166ff2e5533"}