{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858204,-0.513309,0.000000,0.000000,0.262472,-0.438829,0.859382,0.000000,-0.440350,0.736224,0.513873,0.000000,-2811100.063018,4699895.596798,3258492.131767,1],    "boundingVolume": {    "region": [2.109754,0.539648,2.109910,0.539739,0.000000,26.520100]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/1.b3dm"}}}