{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943187,-0.332261,0.000000,0.000000,0.186378,-0.529070,0.827858,0.000000,-0.274482,0.779169,0.563521,0.000000,-1752545.997926,4974936.658619,3573952.274149,1],    "boundingVolume": {    "region": [1.909424,0.598593,1.909569,0.598690,0.000000,7.794161]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_545054.b3dm"}}}