{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949171,-0.314761,0.000000,0.000000,0.175875,-0.530355,0.829332,0.000000,-0.260492,0.785521,0.561338,0.000000,-1663207.736151,5015454.612779,3560079.932083,1],    "boundingVolume": {    "region": [1.890932,0.595948,1.891070,0.596055,0.000000,12.034030]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/9_1360689.b3dm"}}}