async def post(self,body: Term, request_configuration: Optional[RequestConfiguration[QueryParameters]] = None) -> Optional[Term]:
        """
        Create new navigation property to children for groups
        param body: The request body
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[Term]
        """
        if body is None:
            raise TypeError("body cannot be null.")
        request_info = self.to_post_request_information(
            body, request_configuration
        )
        from ............models.o_data_errors.o_data_error import ODataError

        error_mapping: dict[str, type[ParsableFactory]] = {
            "XXX": ODataError,
        }
        if not self.request_adapter:
            raise Exception("Http core is null") 
        from ............models.term_store.term import Term

        return await self.request_adapter.send_async(request_info, Term, error_mapping)

        Create new navigation property to children for groups
        param body: The request body
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[Term]
        
msgraph/generated/groups/item/sites/item/term_store/sets/item/parent_group/sets/item/children/children_request_builder.py