<type name="Magento\Framework\Webapi\ServiceTypeToEntityTypeMap">
    <arguments>
        <argument name="serviceTypeToEntityTypeMap" xsi:type="array"></argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the base area. Base area configurations will apply to all the sub-applications.

This configuration tells the Object Manager that when a user wants a Magento\Framework\Webapi\ServiceTypeToEntityTypeMap object that the following arguments should be used in the foo object's constructor.

• $serviceTypeToEntityTypeMap = [...items...];

<type name="Magento\Framework\Webapi\ServiceTypeToEntityTypeMap">
    <arguments>
        <argument name="serviceTypeToEntityTypeMap" xsi:type="array">
            <item name="Magento\TestModuleMSC\Api\AllSoapAndRestInterface"
                  xsi:type="string">
                1
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration has no area. We're classified it as not-area-from-tests.

This configuration tells the Object Manager that when a user wants a Magento\Framework\Webapi\ServiceTypeToEntityTypeMap object that the following arguments should be used in the foo object's constructor.

• $serviceTypeToEntityTypeMap = [...items...];

<type name="Magento\Framework\Webapi\ServiceTypeToEntityTypeMap">
    <arguments>
        <argument name="serviceTypeToEntityTypeMap" xsi:type="array">
            <item name="Magento\Customer\Api\Data\CustomerInterface"
                  xsi:type="const">
                Magento\Customer\Api\CustomerMetadataInterface::ENTITY_TYPE_CUSTOMER
            </item>
            <item name="Magento\Customer\Api\Data\AddressInterface"
                  xsi:type="const">
                Magento\Customer\Api\AddressMetadataInterface::ENTITY_TYPE_ADDRESS
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the base area. Base area configurations will apply to all the sub-applications.

This configuration tells the Object Manager that when a user wants a Magento\Framework\Webapi\ServiceTypeToEntityTypeMap object that the following arguments should be used in the foo object's constructor.

• $serviceTypeToEntityTypeMap = [...items...];

<type name="Magento\Framework\Webapi\ServiceTypeToEntityTypeMap">
    <arguments>
        <argument name="serviceTypeToEntityTypeMap" xsi:type="array">
            <item name="Magento\Catalog\Api\Data\ProductInterface"
                  xsi:type="const">
                Magento\Catalog\Api\Data\ProductAttributeInterface::ENTITY_TYPE_CODE
            </item>
            <item name="Magento\Catalog\Api\Data\CategoryInterface"
                  xsi:type="const">
                Magento\Catalog\Api\Data\CategoryAttributeInterface::ENTITY_TYPE_CODE
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the base area. Base area configurations will apply to all the sub-applications.

This configuration tells the Object Manager that when a user wants a Magento\Framework\Webapi\ServiceTypeToEntityTypeMap object that the following arguments should be used in the foo object's constructor.

• $serviceTypeToEntityTypeMap = [...items...];