DEMO: updateCampaignStatus requires header element

XML being sent to ADS:
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"><soap:Body><core:updateCampaignStatus xmlns:core="http://thesearchagency.com/smb/core">
<updateCampaignStatusRequest>
<customerID>bfd0b07d-7cdb-4a7a-a91b-d37e25b6303d</customerID>
<campaignStatusList>
<campaignID>bfd0b07d-7cdb-4a7a-a91b-d37e25b6303d-0</campaignID>
<campaignStatus>active</campaignStatus>
</campaignStatusList>
</updateCampaignStatusRequest>
</core:updateCampaignStatus></soap:Body></soap:Envelope>

Working XML:

<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:core="http://thesearchagency.com/smb/core">
<soapenv:Header/>
<soapenv:Body>
<core:updateCampaignStatus>
<!-Optional:->
<updateCampaignStatusRequest>
<header>
<requestID>1</requestID>
</header>
<customerID>aml-demo-54302</customerID>
<!-1 or more repetitions:->
<campaignStatusList>
<campaignID>9</campaignID>
<!-- active, paused, terminated -->
<campaignStatus>active</campaignStatus>
</campaignStatusList>
</updateCampaignStatusRequest>
</core:updateCampaignStatus>
</soapenv:Body>
</soapenv:Envelope>