{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897899,-0.440201,0.000000,0.000000,0.282540,-0.576312,0.766835,0.000000,-0.336625,0.686630,0.644377,0.000000,-2150030.755290,4385522.150520,4088099.871812,1],    "boundingVolume": {    "region": [2.026551,0.700174,2.026687,0.700244,0.000000,47.936209]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/1.b3dm"}}}