{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893964,-0.448138,0.000000,0.000000,0.288843,-0.576195,0.764571,0.000000,-0.341675,0.681587,0.647068,0.000000,-2182310.358579,4353359.930178,4105219.946555,1],    "boundingVolume": {    "region": [2.035395,0.703652,2.035561,0.703814,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1870154.b3dm"}}}