{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949353,-0.314210,0.000000,0.000000,0.175652,-0.530713,0.829150,0.000000,-0.259979,0.785498,0.561608,0.000000,-1659933.074122,5015311.894438,3561797.359110,1],    "boundingVolume": {    "region": [1.890372,0.596287,1.890471,0.596369,0.000000,8.741177]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1415942.b3dm"}}}