{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949330,-0.314280,0.000000,0.000000,0.175503,-0.530133,0.829553,0.000000,-0.260164,0.785864,0.561010,0.000000,-1661110.629379,5017639.577924,3557993.633590,1],    "boundingVolume": {    "region": [1.890426,0.595552,1.890563,0.595658,0.000000,8.819391]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366658.b3dm"}}}