{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the main consensus algorithms for blockchain?","a":"Proof of Stake (PoS): Unlike PoW, the PoS algorithm selects accountants based on the amount and time of holding tokens. PoS aims to solve the energy consumption problem and fairness disputes of PoW."}]}],"pr":"40277e7a82c2f03b4983a31824bb625003c26d2f200b070d49a6c26380887574"}