anchor.diff:  ++++
   [source,java]
   ----
  -//THIS MAY NOT BE CORRECT AS I COPIED FROM API AND *TRIED* TO EDIT APPROPRIATELY.
   
   class Subscription {
       org.killbill.billing.client.model.gen.Subscription@49563466
  
positive.code: ++++
  
  
  [step4]
  == Step 4. Add a Payment Method to the Account
  
  To pay its https://docs.killbill.io/latest/Kill-Bill-Glossary.html#invoice[invoices^], an account must have at least one https://docs.killbill.io/latest/Kill-Bill-Glossary.html#payment_method[payment method^] saved. This section explains how to add a payment method to a customer account.
  
  For simplicity, we will create an offline payment method—checks—for the account we created in <<step1, Step 1>> using the https://killbill.github.io/slate/#account-add-a-payment-method[Add a Payment Method] endpoint.
  
  [NOTE]
  *Note:* Replace `1cb6c8b0-1df6-4dd5-9c7c-2a69bab365e8` below with the ID of your account.
  
negative.code: 
  If successful, returns a status code of 201 and an empty body.
  
  [NOTE]
  *Note:* You can repeat this API call to create another plan. For more information, see https://killbill.github.io/slate/#catalog-simple-plan[Simple Plan] in the API.
  
  [_step_3_create_an_account]
  == Step 3. Create an Account
  
  In this section, we will create an https://docs.killbill.io/latest/Kill-Bill-Glossary.html#account[account^] for a customer, which stores the data your organization uses to transact business with a customer. To keep it simple, we will create an account with a minimum of information.
  