Use this endpoint to create a single Relationship between two People.

The Person indicated in the body of the request is the “source” of the relationship, and the Person indicated in the URL route is the “destination” of the relationship. In this case, Person 100476252 is the parent of Person 7890123.

If the Person specified in the URL route does not exist, this endpoint will return an error with HTTP Status Code 404 Not Found.

If the Relationship or Person specified in the request body are not available, this endpoint will return an error or errors with HTTP Status Code 400 Bad Request.

If successful, the endpoint responds with HTTP Status Code 204 No Content and an empty response body.