{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949094,-0.314994,0.000000,0.000000,0.176048,-0.530442,0.829240,0.000000,-0.260656,0.785369,0.561475,0.000000,-1664255.814438,5014483.747917,3560951.776357,1],    "boundingVolume": {    "region": [1.891178,0.596114,1.891316,0.596221,0.000000,8.800281]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1445421.b3dm"}}}