{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949095,-0.314990,0.000000,0.000000,0.176078,-0.530539,0.829171,0.000000,-0.260630,0.785305,0.561577,0.000000,-1664092.680332,5014076.997535,3561596.369550,1],    "boundingVolume": {    "region": [1.891173,0.596237,1.891311,0.596343,0.000000,8.089963]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_1372849.b3dm"}}}