{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do you configure the retention method for transaction history records in the Solana test validation nodes within the blockchain?","a":"In this file, find the `Config` structure, and look for the settings related to retaining transaction history records. You will find  a setting called"}]}],"pr":"4af9688c5d85ae45a544c4655be5c53e3767616182c858208cbfdf4bae1f6326"}