{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898773,-0.438415,0.000000,0.000000,0.283226,-0.580628,0.763318,0.000000,-0.333709,0.684122,0.648549,0.000000,-2131446.131203,4369576.920866,4114640.330218,1],    "boundingVolume": {    "region": [2.024548,0.705617,2.024713,0.705736,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1832967.b3dm"}}}