{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949332,-0.314276,0.000000,0.000000,0.175509,-0.530159,0.829535,0.000000,-0.260154,0.785848,0.561037,0.000000,-1661051.484654,5017535.612217,3558166.690784,1],    "boundingVolume": {    "region": [1.890421,0.595585,1.890558,0.595691,0.000000,8.789943]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366233.b3dm"}}}