{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949029,-0.315189,0.000000,0.000000,0.176160,-0.530414,0.829233,0.000000,-0.260815,0.785309,0.561484,0.000000,-1665273.159295,5014104.909506,3561009.229320,1],    "boundingVolume": {    "region": [1.891384,0.596125,1.891521,0.596232,0.000000,8.815839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1146626.b3dm"}}}