{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the Solana test validation node validate the backward compatibility of new programs in the blockchain?","a":"Synchronize blocks: The validation node needs to synchronize the latest blocks of the test network  to ensure they have the latest network state."}]}],"pr":"e5088c459d360f34da309a48192dd0b760cfcd70e72dd0a4ea7ebd20dd3d07f8"}