{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950665,-0.310221,0.000000,0.000000,0.173529,-0.531777,0.828916,0.000000,-0.256604,0.786359,0.561956,0.000000,-1638390.822209,5020812.604845,3564006.432079,1],    "boundingVolume": {    "region": [1.886139,0.596664,1.886304,0.596833,0.000000,8.788079]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/3_1395062.b3dm"}}}