{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950883,-0.309549,0.000000,0.000000,0.173186,-0.531999,0.828845,0.000000,-0.256027,0.786472,0.562061,0.000000,-1634704.702932,5021537.956559,3564672.583538,1],    "boundingVolume": {    "region": [1.885433,0.596791,1.885598,0.596960,0.000000,8.581578]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/4_1323788.b3dm"}}}