{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950908,-0.309472,0.000000,0.000000,0.172766,-0.530852,0.829667,0.000000,-0.256220,0.787280,0.560840,0.000000,-1635927.823687,5026675.792898,3556913.909022,1],    "boundingVolume": {    "region": [1.885362,0.595290,1.885507,0.595510,0.000000,8.796357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/10_1448686.b3dm"}}}