{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949431,-0.313975,0.000000,0.000000,0.175165,-0.529683,0.829911,0.000000,-0.260025,0.786291,0.560477,0.000000,-1660218.613505,5020350.705404,3554606.793044,1],    "boundingVolume": {    "region": [1.890092,0.594829,1.890254,0.595094,0.000000,8.819933]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1372034.b3dm"}}}