TNS schema marks both as optional — null may bypass company-level validation that rejects empty string "". Falls back to config default if set. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
TNS schema marks both as optional — null may bypass company-level validation that rejects empty string "". Falls back to config default if set. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>