pub trait NonceRollbackInfo {
fn nonce_address(&self) -> &Pubkey;
fn nonce_account(&self) -> &AccountSharedData;
fn fee_calculator(&self) -> Option<FeeCalculator>;
fn fee_account(&self) -> Option<&AccountSharedData>;
}
pub trait NonceRollbackInfo {
fn nonce_address(&self) -> &Pubkey;
fn nonce_account(&self) -> &AccountSharedData;
fn fee_calculator(&self) -> Option<FeeCalculator>;
fn fee_account(&self) -> Option<&AccountSharedData>;
}