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Make sure that API Integration is turned on for the system:
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Note! In this case, Public Booking UI will not be accessible.
Request and Contact your Qmatic representative to receive ClientID and secret to be able Client Secret to generate access tokens. Please, read more in Authentication
Client ID and Client Secret are different from System ID and System Secret. These credentials are not displayed within System settings. You have to contact your customer representative to get these and to be able to operate with API calls.
If you ever have any questions, concerns, or run into errors please don't hesitate to contact Qmatic team.
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