{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893972,-0.448124,0.000000,0.000000,0.288825,-0.576183,0.764587,0.000000,-0.341671,0.681607,0.647049,0.000000,-2182286.174543,4353490.725887,4105094.939404,1],    "boundingVolume": {    "region": [2.035379,0.703626,2.035544,0.703789,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1991862.b3dm"}}}