{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858379,-0.513016,0.000000,0.000000,0.262793,-0.439706,0.858836,0.000000,-0.439816,0.735902,0.514791,0.000000,-2807701.378824,4697854.670149,3264320.968434,1],    "boundingVolume": {    "region": [2.109408,0.540701,2.109573,0.540826,0.000000,26.403900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/10_276570.b3dm"}}}