{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898768,-0.438425,0.000000,0.000000,0.283235,-0.580630,0.763313,0.000000,-0.333715,0.684113,0.648555,0.000000,-2131480.342625,4369522.984985,4114679.620364,1],    "boundingVolume": {    "region": [2.024559,0.705625,2.024724,0.705744,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1833098.b3dm"}}}