{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the requirements for proposal staking in a blockchain?","a":"Staking period: Proposal staking usually  has a certain period, which can be fixed or dynamically adjusted. During this period, participants cannot redeem the collateralized currency."}]}],"pr":"2bf984caf9352df82b9a91b04ea861d7226d5c8ee48e997fb2e87651b7fd6b96"}