{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944132,-0.329568,0.000000,0.000000,0.184246,-0.527820,0.829132,0.000000,-0.272679,0.781161,0.561635,0.000000,-1741026.009182,4987619.501308,3561966.264954,1],    "boundingVolume": {    "region": [1.906585,0.596323,1.906699,0.596398,0.000000,8.804085]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/6_191691.b3dm"}}}