{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949429,-0.313983,0.000000,0.000000,0.175449,-0.530528,0.829312,0.000000,-0.259842,0.785715,0.561368,0.000000,-1659057.314597,5016692.634323,3560270.880943,1],    "boundingVolume": {    "region": [1.890132,0.595997,1.890231,0.596079,0.000000,13.484208]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1360130.b3dm"}}}