[ 'first_name' => 'First Name', 'last_name' => 'Last Name', 'address_1' => 'Address Line 1', 'address_2' => 'Address Line 2 (optional)', 'city' => 'City', 'zip' => 'Postcode / ZIP', 'country' => 'Country', 'state' => 'State / Province', ], 'shipping' => [ 'first_name' => 'First Name', 'last_name' => 'Last Name', 'address_1' => 'Address Line 1', 'address_2' => 'Address Line 2 (optional)', 'city' => 'City', 'zip' => 'Postcode / ZIP', 'country' => 'Country', 'state' => 'State / Province', ], 'street_address' => 'Street Address', 'customer_email' => 'Email', 'customer_phone' => 'Phone', 'create_an_account' => 'Create an account?', 'password' => 'Password', 'ship_to_a_different_address' => 'Ship to a different address', 'order_note' => 'Order Note', ];