{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949740,-0.313041,0.000000,0.000000,0.174955,-0.530799,0.829242,0.000000,-0.259041,0.785906,0.561471,0.000000,-1653941.988506,5017913.394850,3560926.076393,1],    "boundingVolume": {    "region": [1.889113,0.596078,1.889266,0.596247,0.000000,19.004798]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1435246.b3dm"}}}