{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858254,-0.513225,0.000000,0.000000,0.262872,-0.439595,0.858868,0.000000,-0.440013,0.735823,0.514737,0.000000,-2808952.483820,4697345.299883,3263979.932760,1],    "boundingVolume": {    "region": [2.109652,0.540638,2.109817,0.540763,0.000000,19.376966]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_423389.b3dm"}}}