{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893940,-0.448187,0.000000,0.000000,0.288847,-0.576124,0.764623,0.000000,-0.341736,0.681615,0.647006,0.000000,-2182700.420954,4353541.098459,4104823.105404,1],    "boundingVolume": {    "region": [2.035450,0.703570,2.035616,0.703733,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1870866.b3dm"}}}