{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858232,-0.513262,0.000000,0.000000,0.262906,-0.439609,0.858850,0.000000,-0.440035,0.735789,0.514766,0.000000,-2809095.456105,4697129.062902,3264166.813597,1],    "boundingVolume": {    "region": [2.109695,0.540672,2.109859,0.540798,0.000000,73.722900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_431934.b3dm"}}}