{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949348,-0.314228,0.000000,0.000000,0.175667,-0.530727,0.829138,0.000000,-0.259990,0.785482,0.561626,0.000000,-1660002.794998,5015209.836438,3561907.824473,1],    "boundingVolume": {    "region": [1.890390,0.596308,1.890489,0.596390,0.000000,8.819731]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1416464.b3dm"}}}