{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943985,-0.329988,0.000000,0.000000,0.184270,-0.527136,0.829562,0.000000,-0.273170,0.781448,0.560997,0.000000,-1744151.606006,4989440.178758,3557912.299664,1],    "boundingVolume": {    "region": [1.907039,0.595532,1.907135,0.595647,0.000000,8.394399]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1274263.b3dm"}}}