{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943984,-0.329990,0.000000,0.000000,0.184251,-0.527077,0.829603,0.000000,-0.273186,0.781486,0.560936,0.000000,-1744252.559561,4989685.261185,3557521.719828,1],    "boundingVolume": {    "region": [1.907042,0.595458,1.907137,0.595573,0.000000,8.779496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/5_1274792.b3dm"}}}