{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950068,-0.312044,0.000000,0.000000,0.174587,-0.531557,0.828834,0.000000,-0.258087,0.785787,0.562076,0.000000,-1647856.600605,5017166.553087,3564771.687413,1],    "boundingVolume": {    "region": [1.888071,0.596790,1.888209,0.596998,0.000000,8.797404]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1400670.b3dm"}}}