Test case for CBES - Event to be send to on click of OK button in Jasmine

**When we submit the form in Review and Sign page a modal popup appears with the success message and Ok button.

Ok button click should trigger an event(Callback).

Acceptance criteria

1. Callback event needs to be tested for proper format.

Entry Criteria

1. After submitting the review and sign form, the popup modal Ok button once click should return the event.

Exit criteria

1. ng test should test the response from event triggered on click of OK button

Response: 

1. {action: "review-sign-ok", status: "success", message: "", data: {…}}