{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893948,-0.448170,0.000000,0.000000,0.288848,-0.576154,0.764600,0.000000,-0.341713,0.681601,0.647033,0.000000,-2182550.512914,4353450.692773,4104997.518169,1],    "boundingVolume": {    "region": [2.035431,0.703606,2.035597,0.703769,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1997322.b3dm"}}}