{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852939,-0.522010,0.000000,0.000000,0.269302,-0.440027,0.856652,0.000000,-0.446378,0.729361,0.518440,0.000000,-2849624.688740,4656152.064854,3287503.664874,1],    "boundingVolume": {    "region": [2.119956,0.544983,2.120048,0.545068,0.000000,90.474900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_5406.b3dm"}}}