{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893932,-0.448202,0.000000,0.000000,0.288844,-0.576095,0.764646,0.000000,-0.341757,0.681630,0.646980,0.000000,-2182834.837019,4353632.654538,4104655.649244,1],    "boundingVolume": {    "region": [2.035467,0.703535,2.035632,0.703698,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1996505.b3dm"}}}