{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949553,-0.313606,0.000000,0.000000,0.174874,-0.529493,0.830094,0.000000,-0.259777,0.786566,0.560205,0.000000,-1658636.824204,5022103.955373,3552879.814132,1],    "boundingVolume": {    "region": [1.889704,0.594501,1.889866,0.594766,0.000000,8.806500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1380576.b3dm"}}}