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The function setSignedLSPA is used to signal that the publisher has signed the Limited Service Provider Agreement (LSPA) from the IAB. AdConsent uses this signal to reflect the signature in the CCPA consent string.
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If a publisher has signed the Limited Service Provider Agreement from the IAB, it should signal it in AdConsent through the configuration function setSignedLSPA. AdConsent then sets the according consent flags in order to reflect them in the CCPA consent string.
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