{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896299,-0.443451,0.000000,0.000000,0.283865,-0.573746,0.768269,0.000000,-0.339749,0.686698,0.642663,0.000000,-2169967.518450,4385922.197979,4077195.708008,1],    "boundingVolume": {    "region": [2.030175,0.697910,2.030308,0.698029,0.000000,49.655558]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_962706.b3dm"}}}