{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950679,-0.310176,0.000000,0.000000,0.173505,-0.531786,0.828915,0.000000,-0.256567,0.786370,0.561957,0.000000,-1638153.435540,5020883.977859,3564014.946747,1],    "boundingVolume": {    "region": [1.886092,0.596665,1.886257,0.596835,0.000000,8.782089]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1395071.b3dm"}}}