{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949486,-0.313810,0.000000,0.000000,0.115334,-0.348964,0.930012,0.000000,-0.291580,0.882228,0.369669,0.000000,-1860591.211912,5629545.432070,2343085.569754,1],    "boundingVolume": {    "region": [1.889998,0.378651,1.890000,0.378654,0.000000,2.415247]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/9.b3dm"}}}