{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950848,-0.309659,0.000000,0.000000,0.172869,-0.530815,0.829670,0.000000,-0.256375,0.787232,0.560836,0.000000,-1636918.663217,5026368.911794,3556891.878619,1],    "boundingVolume": {    "region": [1.885558,0.595286,1.885704,0.595506,0.000000,8.795099]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/10_1341053.b3dm"}}}