{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894948,-0.446170,0.000000,0.000000,0.284291,-0.570244,0.770715,0.000000,-0.342929,0.687864,0.639721,0.000000,-2190252.557359,4393311.483327,4058476.527427,1],    "boundingVolume": {    "region": [2.033210,0.694073,2.033344,0.694198,0.000000,50.554441]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/9_980758.b3dm"}}}