{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858162,-0.513379,0.000000,0.000000,0.262698,-0.439124,0.859162,0.000000,-0.440297,0.735998,0.514242,0.000000,-2810764.674270,4698457.834093,3260838.236434,1],    "boundingVolume": {    "region": [2.109832,0.540061,2.109996,0.540186,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_130505.b3dm"}}}