{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949354,-0.314209,0.000000,0.000000,0.175723,-0.530931,0.828996,0.000000,-0.259929,0.785351,0.561837,0.000000,-1659614.702269,5014378.392220,3563249.958027,1],    "boundingVolume": {    "region": [1.890369,0.596594,1.890470,0.596615,0.000000,8.700919]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/9_1419660.b3dm"}}}