Changes to Submit a follow-up message for a run

added the new optional request property attachments

added the non-success response with the status 422

added the required property followup_id to the response with the 200 status

added the required property outcome to the response with the 200 status

added the optional property auth_url to the response with the 400 status

added the optional property auth_url to the response with the 401 status

added the optional property auth_url to the response with the 403 status

added the optional property auth_url to the response with the 404 status

added the optional property auth_url to the response with the 500 status

added the optional property provider to the response with the 400 status

added the optional property provider to the response with the 401 status

added the optional property provider to the response with the 403 status

added the optional property provider to the response with the 404 status

added the optional property provider to the response with the 500 status