{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949317,-0.314320,0.000000,0.000000,0.175530,-0.530140,0.829543,0.000000,-0.260194,0.785844,0.561025,0.000000,-1661302.107480,5017506.465215,3558091.292986,1],    "boundingVolume": {    "region": [1.890468,0.595570,1.890605,0.595677,0.000000,8.789943]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366377.b3dm"}}}