<?xml version="1.0" encoding="UTF-8"?>
<sr:Request xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:sr="http://www.dccinterface.co.uk/ServiceUserGateway" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" schemaVersion="5.4">
  <sr:Header>
    <sr:RequestID>90-B3-D5-1F-30-01-00-00:00-DB-12-34-56-78-90-A0:1000</sr:RequestID>
    <sr:CommandVariant>4</sr:CommandVariant>
    <sr:ServiceReference>6.15</sr:ServiceReference>
    <sr:ServiceReferenceVariant>6.15.1</sr:ServiceReferenceVariant>
  </sr:Header>
  <sr:Body>
    <sr:UpdateSecurityCredentialsKRP>
      <sr:RemotePartyRole>LoadController</sr:RemotePartyRole>
      <sr:RemotePartyFloorSeqNumber>0</sr:RemotePartyFloorSeqNumber>
      <sr:ReplacementCertificates>
        <sr:SupplierOrNetworkOperatorCertificates>
          <sr:DigitalSigningCertificate>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</sr:DigitalSigningCertificate>
          <sr:KeyAgreementCertificate>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</sr:KeyAgreementCertificate>
        </sr:SupplierOrNetworkOperatorCertificates>
      </sr:ReplacementCertificates>
      <sr:CertificationPathCertificates>
        <sr:Certificate>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</sr:Certificate>
      </sr:CertificationPathCertificates>
      <sr:ApplyTimeBasedCPVChecks>true</sr:ApplyTimeBasedCPVChecks>
    </sr:UpdateSecurityCredentialsKRP>
  </sr:Body>
  <ds:Signature xmlns="http://www.w3.org/2000/09/xmldsig#">
    <!-- NOTE: The digest, signature and serial number values below are placeholders and should not be used for actual authentication purposes. -->
    <ds:SignedInfo>
      <ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
      <ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#ecdsa-sha256"/>
      <ds:Reference URI="">
        <ds:Transforms>
          <ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/>
        </ds:Transforms>
        <ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
        <ds:DigestValue>ZGVmYXVsdA==</ds:DigestValue>
      </ds:Reference>
    </ds:SignedInfo>
    <ds:SignatureValue>ZGVmYXVsdA==</ds:SignatureValue>
    <ds:KeyInfo>
      <ds:X509Data>
        <ds:X509IssuerSerial>
          <ds:X509IssuerName>CN=U1, OU=07</ds:X509IssuerName>
          <ds:X509SerialNumber>1234567890</ds:X509SerialNumber>
        </ds:X509IssuerSerial>
      </ds:X509Data>
    </ds:KeyInfo>
  </ds:Signature>
</sr:Request>
