async def METHOD_NAME(self, client):
    param_group = models.HeaderCustomNamedRequestIdParamGroupingParameters(
        foo_client_request_id="9C4D50EE-2D56-4CD3-8152-34347DC9F2B0"
    )
    await client.header.custom_named_request_id_param_grouping(header_custom_named_request_id_param_grouping_parameters=param_group)