{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950376,-0.311104,0.000000,0.000000,0.173872,-0.531155,0.829242,0.000000,-0.257437,0.786433,0.561471,0.000000,-1643704.398066,5021277.324566,3560924.517244,1],    "boundingVolume": {    "region": [1.887074,0.596070,1.887226,0.596255,0.000000,8.784520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/0/1_1431719.b3dm"}}}