{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How dangerous are blockchain upgrades?","a":"Financial risks: Blockchain upgrading may lead  investors to lose confidence in the market, triggering capital withdrawals and thus causing market fluctuations."}]}],"pr":"a850c99b1990fa63c873664508657abc23c4d0a4116686d30ea7247dae22247a"}