{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do certificates work in blockchain?","a":"Consensus mechanism: The consensus mechanism in blockchain networks (such as proof of work, proof of stake, etc.) requires certificates to authenticate participants  and ensure the security and integrity of the network."}]}],"pr":"00c87a00737cf9b15a525f4d9fe31ae5097714e520e603e0d4ef717c30b80a8d"}