Issue Summary

When creating Splunk integration via API, the integration is created successfully, however, when trying to make any changes to the integration for example updating or creating a new rule gives the following error

Something is wrong

[] is an invalid URL. 

Steps to Reproduce

1. Create Splunk integration via API
2. Open the newly created integration in the UI
3. Edit the existing create rule OR create a new rule
4. Will be presented with the above error.

Expected Results

Creating Splunk integration via API, the user should be able to create/ update rules without any errors via UI.

Actual Results

Creating Splunk integration via API gives the following error when editing or updating the alert rule via UI.

Something is wrong
[] is an invalid URL. 

Workaround

1. Open the Splunk integration in the UI
2. Click on Edit
3. Under Authenticate for sending alert updates to Splunk select Authenticate with Opsgenie Edge Connector only and then hit Save
4. Then click on Edit again and change it back to Turn off outgoing authentication