def METHOD_NAME(protected_item_name: Optional[str] = None,
                       resource_group_name: Optional[str] = None,
                       vault_name: Optional[str] = None,
                       opts: Optional[pulumi.InvokeOptions] = None) -> AwaitableGetProtectedItemResult:
    """
    Gets the details of the protected item.
    Azure REST API version: 2021-02-16-preview.
    :param str protected_item_name: The protected item name.
    :param str resource_group_name: The name of the resource group. The name is case insensitive.
    :param str vault_name: The vault name.
    """
    __args__ = dict()
    __args__['protectedItemName'] = protected_item_name
    __args__['resourceGroupName'] = resource_group_name
    __args__['vaultName'] = vault_name
    opts = pulumi.InvokeOptions.merge(_utilities.get_invoke_opts_defaults(), opts)
    __ret__ = pulumi.runtime.invoke('azure-native:datareplication:getProtectedItem', __args__, opts=opts, typ=GetProtectedItemResult).value
    return AwaitableGetProtectedItemResult(
        id=pulumi.get(__ret__, 'id'),
        name=pulumi.get(__ret__, 'name'),
        properties=pulumi.get(__ret__, 'properties'),
        system_data=pulumi.get(__ret__, 'system_data'),
        type=pulumi.get(__ret__, 'type'))