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Usually you will create a default scope for each tenant. In Abiquo 5.4, when you assign a default scope to an enterprise, Abiquo will automatically add this enterprise to the scope.
Note that if you change the default scope of an enteprise, Abiquo will not remove the enterprise from its previous scope.
Abiquo has also added more API methods to obtain the scope hierarchy for an enterprise.
Diagram: example scope hierarchy
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