docs/Billing.md in first_data_gateway-1.2.0 vs docs/Billing.md in first_data_gateway-1.3.0

@@ -1,12 +1,25 @@
 # OpenapiClient::Billing
 
 ## Properties
+
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
 **name** | **String** | Billing name. | [optional] 
 **customer_id** | **String** | Customer ID for billing purpose. | [optional] 
 **birth_date** | **Date** | Customer birth date. | [optional] 
 **contact** | [**Contact**](Contact.md) |  | [optional] 
 **address** | [**Address**](Address.md) |  | [optional] 
+
+## Code Sample
+
+```ruby
+require 'OpenapiClient'
+
+instance = OpenapiClient::Billing.new(name: John Doe,
+                                 customer_id: 1234567890,
+                                 birth_date: null,
+                                 contact: null,
+                                 address: null)
+```