{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949260,-0.314492,0.000000,0.000000,0.175751,-0.530486,0.829274,0.000000,-0.260251,0.785540,0.561424,0.000000,-1661671.781082,5015575.448091,3560623.233746,1],    "boundingVolume": {    "region": [1.890649,0.596052,1.890787,0.596158,0.000000,8.667554]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/10_1359278.b3dm"}}}