{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950214,-0.311597,0.000000,0.000000,0.174306,-0.531548,0.828899,0.000000,-0.257738,0.785971,0.561980,0.000000,-1645625.682618,5018337.623796,3564157.947486,1],    "boundingVolume": {    "region": [1.887593,0.596685,1.887745,0.596870,0.000000,8.334530]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1327582.b3dm"}}}