{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950230,-0.311548,0.000000,0.000000,0.174229,-0.531402,0.829009,0.000000,-0.257732,0.786089,0.561817,0.000000,-1645586.638664,5019087.674805,3563126.623422,1],    "boundingVolume": {    "region": [1.887542,0.596488,1.887694,0.596674,0.000000,8.770327]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1329613.b3dm"}}}