SMSc3.5: Clicking on default link does not set URL values to default

Project: SMSc3.5
Test Env: yell-dev-mms1

Steps:
1. Run deployCampaign request of adMaxServiceBinding to create a new campaign.

• Use custom display and destination URLs by using newly added "displayURL" and "destinationURL" parameters in request
  2. Checked in content_editor_google database and observed that in keyword and adcopy tables, the entries contain custom urls used in
  step1.
  3. Now deployed a site using deployCampaign request of siteGeneration for same BpId
• checked that the site has been created
  4. Log into SMSc3.5 using valid credentials and observe the custom urls
• the custom urls in SMS3.5 are not set as default and the default link is active
  5. Now click on "default" link
  6. Change SAPID

Expected:
The customized values of click url must be replaced with default ones.

Actual:
The customized values of click url remain unchanged and are not replaced with default ones.