{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do blockchain protocols compare different protocols?","a":"Consensus mechanism: The consensus mechanism is the  core of a blockchain system, and different blockchain protocols adopt different consensus mechanisms, such as proof of work (PoW), proof of stake (PoS), and delegated"}]}],"pr":"b1ed54b6ba3ffa58dea806e8d24246ba9ecfa3a67d9e084ad815fd43e77ae654"}