{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893950,-0.448167,0.000000,0.000000,0.288811,-0.576086,0.764666,0.000000,-0.341740,0.681661,0.646956,0.000000,-2182723.409394,4353831.258794,4104505.259308,1],    "boundingVolume": {    "region": [2.035428,0.703504,2.035593,0.703667,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1996129.b3dm"}}}