curl -X PATCH https://betaapi.audiohook.com/v2/companies/:companyUUID/campaigns \
-H "Authorization: Bearer ${API_TOKEN}" \
-H "Content-Type: application/json" \
-d '{
"request_headers": [
{ "name": "X-Request-Header", "value": "Header value" }
],
"body": {
"name": "Updated Campaign",
"advertiser_id": "test-advertiser-uuid"
}
}'