{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950006,-0.312231,0.000000,0.000000,0.174617,-0.531297,0.828995,0.000000,-0.258292,0.785890,0.561839,0.000000,-1649165.728167,5017815.850423,3563262.239318,1],    "boundingVolume": {    "region": [1.888268,0.596502,1.888406,0.596711,0.000000,8.719579]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/4_1334740.b3dm"}}}