public Model flattenPaginationInfoIntoOperations(Model model, ServiceShape forService) {
        return new FlattenPaginationInfo(forService).transform(this, model);
    }
Flattens all service-level pagination information into operation-level pagination traits.

@param model Model to transform.
@return Returns the transformed model.
smithy-model/src/main/java/software/amazon/smithy/model/transform/ModelTransformer.java