{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858172,-0.513363,0.000000,0.000000,0.262967,-0.439593,0.858840,0.000000,-0.440116,0.735728,0.514783,0.000000,-2809614.899709,4696743.435167,3264273.917612,1],    "boundingVolume": {    "region": [2.109813,0.540692,2.109977,0.540817,0.000000,77.369233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_435945.b3dm"}}}