{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897712,-0.440582,0.000000,0.000000,0.282907,-0.576441,0.766603,0.000000,-0.336814,0.686278,0.644654,0.000000,-2151238.373120,4383275.203406,4089862.121093,1],    "boundingVolume": {    "region": [2.026980,0.700537,2.027107,0.700606,0.000000,7.172102]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_857693.b3dm"}}}