{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893935,-0.448197,0.000000,0.000000,0.288840,-0.576095,0.764648,0.000000,-0.341754,0.681634,0.646977,0.000000,-2182815.594724,4353655.912023,4104641.310479,1],    "boundingVolume": {    "region": [2.035461,0.703532,2.035626,0.703695,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1871071.b3dm"}}}