{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858271,-0.513196,0.000000,0.000000,0.262523,-0.439044,0.859257,0.000000,-0.440189,0.736174,0.514083,0.000000,-2810074.008449,4699575.755824,3259829.167905,1],    "boundingVolume": {    "region": [2.109619,0.539876,2.109783,0.540001,0.000000,78.074233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/3_329892.b3dm"}}}