According to your business plan, use the values in this table for the
actionType parameter in the Modify On-Demand Alert Status endpoint. These values are also available in the
on_demand_status field of the Verify On-Demand Alert Status endpoint response.
|E||Enroll and send verification PIN|
|U||Update mobile phone, enroll, and send verification PIN|
|F||Update mobile phone and force registration (no verification PIN sent to customer)|
|C||Confirm PIN and register|
|S||Stop and unregister|