| Data Type | Description | Sample Data |
|---|---|---|
| String | The session ticket identifies the session currently making the request. This is required for all PWS web service requests except PwsAuthenticate. To obtain a session ticket, you must invoke PwsAuthenticate. The session ticket will be good until the session is terminated |
| using PwsUnauthenticate or the session times out due to inactivity (24 hours). | Af4yzv6CcFKZEh2dz45zZg== |