"type: 'int'} attr : { name: 'max_detections' type: 'int'} attr : { "
    "name: 'nms_iou_threshold' type: 'float'} attr : { name: "
    "'nms_score_threshold' type: 'float'} attr : { name: 'num_classes' type: "
    "'int'} attr : { name: 'w_scale' type: 'float'} attr : { name: 'x_scale' "
    "type: 'float'} attr : { name: 'y_scale' type: 'float'} attr { name: "

                }

                IndexBuilder rootBuilder = null;
                try {
                    int numClasses = input.readInt(true);
                    rootBuilder = new IndexBuilder();

                    for (int classCounter = 0; classCounter < numClasses; ++classCounter) {
                        long classId = input.readLong(true);