{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950962,-0.309307,0.000000,0.000000,0.172673,-0.530880,0.829669,0.000000,-0.256084,0.787326,0.560837,0.000000,-1635059.310408,5026969.636423,3556898.088480,1],    "boundingVolume": {    "region": [1.885188,0.595287,1.885334,0.595507,0.000000,8.807148]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_1448680.b3dm"}}}