{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858264,-0.513209,0.000000,0.000000,0.262896,-0.439652,0.858832,0.000000,-0.439980,0.735799,0.514798,0.000000,-2808746.491359,4697197.549981,3264367.198865,1],    "boundingVolume": {    "region": [2.109634,0.540709,2.109798,0.540834,0.000000,73.131566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_437525.b3dm"}}}