{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896855,-0.442324,0.000000,0.000000,0.282539,-0.572876,0.769405,0.000000,-0.339391,0.688149,0.641299,0.000000,-2167670.301393,4395165.233394,4068513.496446,1],    "boundingVolume": {    "region": [2.028893,0.696133,2.029076,0.696246,0.000000,51.739737]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/6_457819.b3dm"}}}