From investigation of https://getsupport.atlassian.com/browse/CES-73199

Issue Summary

When using variable in a url sent by Send Message step in VSA, the rendered url is conversation is invalid.

Steps to Reproduce

• In an intent flow, add a Send Message step.
• Add a URL with a variable (could be from web request, ask information, or even the built-in ones `reporter.accountId`), .e.g. https://www.google.com/reporter.accountId
• test the conversation and check the url is invalid.

Expected Results

test the conversation and check the url is valid.
https://www.google.com/620d35bfe41f76006a6e0045 <--- the id will vary

Actual Results

the invalid link https://www.google.com/%7B%7Breporter.accountId%7D%7D

Workaround

Not exactly a workaround, but to simply render the url as plain text (use "unlink" tool)