{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"If the blockchain upgrade fails, how can validators and operators recover?","a":"Next, they need to restart the nodes to ensure that all nodes are in sync. This helps  to maintain the health of the blockchain network."}]}],"pr":"e8a8f8ca34e51585e7f8a2e773e987045ddff9e93d238fa1eed3dad047eceae8"}