{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858226,-0.513272,0.000000,0.000000,0.262629,-0.439133,0.859179,0.000000,-0.440214,0.736068,0.514214,0.000000,-2810232.829793,4698901.554484,3260658.461429,1],    "boundingVolume": {    "region": [2.109707,0.540028,2.109872,0.540153,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_128800.b3dm"}}}