pub fn config(&self) -> FeeModelConfigV2 {
        FeeModelConfigV2 {
            minimal_l2_gas_price: self.convert_to_base_token(self.config.minimal_l2_gas_price),
            ..self.config
        }
    }
Returns the fee model config with the minimal L2 gas price denominated in the chain's base token (WEI or equivalent).
core/lib/types/src/fee_model.rs