{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896302,-0.443444,0.000000,0.000000,0.283848,-0.573722,0.768292,0.000000,-0.339754,0.686722,0.642635,0.000000,-2170002.398246,4386072.049138,4077017.142928,1],    "boundingVolume": {    "region": [2.030167,0.697873,2.030300,0.697993,0.000000,49.655558]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_543326.b3dm"}}}