{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949869,-0.312649,0.000000,0.000000,0.174745,-0.530898,0.829224,0.000000,-0.258710,0.785995,0.561499,0.000000,-1651829.805066,5018483.623670,3561101.717806,1],    "boundingVolume": {    "region": [1.888691,0.596093,1.888862,0.596299,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1348799.b3dm"}}}