{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852787,-0.522258,0.000000,0.000000,0.269499,-0.440061,0.856572,0.000000,-0.446549,0.729162,0.518572,0.000000,-2850714.932632,4654889.598963,3288340.519320,1],    "boundingVolume": {    "region": [2.120204,0.545095,2.120382,0.545264,0.000000,161.644500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/1/0/0_12145.b3dm"}}}