To manage and control access to your resources, you can define customized policies and assign them at a scope.
curl \ -H "Authorization: Bearer $ACCESS_TOKEN" \ /providers/Microsoft.Authorization/policyDefinitions
curl \
-H "Authorization: Bearer $ACCESS_TOKEN" \
/providers/Microsoft.Authorization/policyDefinitions/{policyDefinitionName}curl \
-H "Authorization: Bearer $ACCESS_TOKEN" \
/subscriptions/{subscriptionId}/providers/Microsoft.Authorization/policyDefinitions