{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858201,-0.513314,0.000000,0.000000,0.262943,-0.439609,0.858839,0.000000,-0.440074,0.735752,0.514785,0.000000,-2809346.884108,4696894.511124,3264287.126555,1],    "boundingVolume": {    "region": [2.109756,0.540694,2.109921,0.540820,0.000000,77.369233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_435980.b3dm"}}}