{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950818,-0.309752,0.000000,0.000000,0.173208,-0.531681,0.829044,0.000000,-0.256257,0.786608,0.561765,0.000000,-1636168.636247,5022404.240726,3562792.680108,1],    "boundingVolume": {    "region": [1.885645,0.596433,1.885811,0.596602,0.000000,8.741088]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1386202.b3dm"}}}