{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950713,-0.310074,0.000000,0.000000,0.173415,-0.531706,0.828985,0.000000,-0.256504,0.786465,0.561853,0.000000,-1637751.623778,5021487.178774,3563354.179732,1],    "boundingVolume": {    "region": [1.885984,0.596540,1.886149,0.596709,0.000000,8.791633]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/2_1393153.b3dm"}}}