{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852970,-0.521960,0.000000,0.000000,0.269333,-0.440135,0.856587,0.000000,-0.446301,0.729330,0.518548,0.000000,-2849136.718234,4655961.942164,3288191.166929,1],    "boundingVolume": {    "region": [2.119898,0.545110,2.119990,0.545194,0.000000,41.970566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_3533.b3dm"}}}