{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain ensure security?","a":"Consensus mechanism: Participants in the blockchain network  reach consensus on the validity of transactions through a consensus mechanism. This mechanism ensures that transactions are recorded and maintained in a secure and transparent manner."}]}],"pr":"1ffd4f0f184c8afa8791c7cedef21a680ec4d38646cc543bf9c85d4bf67d111b"}