{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871347,-0.490667,0.000000,0.000000,0.211872,-0.376251,0.901967,0.000000,-0.442009,0.784938,0.434167,0.000000,-2820974.617513,5009600.893755,2752376.628694,1],    "boundingVolume": {    "region": [2.083596,0.449073,2.083708,0.449154,0.000000,45.873444]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_225580.b3dm"}}}