{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952186,-0.305520,0.000000,0.000000,0.113696,-0.354344,0.928177,0.000000,-0.283312,0.882971,0.374296,0.000000,-1807850.308475,5634350.458801,2372439.820179,1],    "boundingVolume": {    "region": [1.881200,0.383553,1.881362,0.383721,0.000000,4.103945]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_41068.b3dm"}}}