{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893940,-0.448187,0.000000,0.000000,0.288827,-0.576085,0.764660,0.000000,-0.341752,0.681649,0.646962,0.000000,-2182803.186145,4353753.062069,4104545.508816,1],    "boundingVolume": {    "region": [2.035450,0.703513,2.035615,0.703675,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1996212.b3dm"}}}