def to_post_request_information(self,body: Call, request_configuration: Optional[RequestConfiguration[QueryParameters]] = None) -> RequestInformation:
        """
        Create call enables your bot to create a new outgoing peer-to-peer or group call, or join an existing meeting. You need to register the calling bot and go through the list of permissions needed. This API supports the following PSTN scenarios:
        param body: The request body
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: RequestInformation
        """
        if body is None:
            raise TypeError("body cannot be null.")
        request_info = RequestInformation(Method.POST, self.url_template, self.path_parameters)
        request_info.configure(request_configuration)
        request_info.headers.try_add("Accept", "application/json")
        request_info.set_content_from_parsable(self.request_adapter, "application/json", body)
        return request_info

        Create call enables your bot to create a new outgoing peer-to-peer or group call, or join an existing meeting. You need to register the calling bot and go through the list of permissions needed. This API supports the following PSTN scenarios:
        param body: The request body
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: RequestInformation
        
msgraph/generated/communications/calls/calls_request_builder.py