Manipulate Returned Data

const { data, error } = await supabase
        .from("myTable")
        .insert({
          first_name: firstName,
          last_name: lastName,
          address: addressOne,
          city: cityOne,
          address_two: addressTwo,
          state_province_region: stateProvince,
          zip_postal_code: zipPostal,
          country: countryOne,
          email_address: emailAddress,
          phone_number: phoneNumber,
          message: messageOne,
        })
        .select();