{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the consequences of a failed blockchain upgrade?","a":"Damage to system stability: A failed upgrade may cause faults in the blockchain network, rendering some  or all functions unable to operate normally and affecting user experience."}]}],"pr":"5bdd6fb637073b2404d9d1e3a23e67bf08b034395569fd75018f20cb12b9d8dc"}