[Content]: #3073
Description
What article on segment.com/docs is affected?
https://segment.com/docs/personas/profile-api/
What part(s) of the article would you like to see updated?
Phone numbers with country codes that include a plus sign at the beginning can not be passed in as the external_id parameter as is. The plus sign must be escaped with the characters %2B.
You can find a fuller description of the issue in this JIRA and this Slack Thread.
This information should be added to a Troubleshooting section or at least as a warning if querying phone numbers.
Additional information
No response