{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952753,-0.303747,0.000000,0.000000,0.111536,-0.349852,0.930141,0.000000,-0.282270,0.885388,0.369340,0.000000,-1801182.350666,5649704.886884,2340998.533080,1],    "boundingVolume": {    "region": [1.879354,0.378250,1.879484,0.378347,0.000000,4.817208]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/28/16_44940.b3dm"}}}