{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950647,-0.310274,0.000000,0.000000,0.173594,-0.531873,0.828840,0.000000,-0.256625,0.786272,0.562067,0.000000,-1638522.124058,5020263.843865,3564714.256070,1],    "boundingVolume": {    "region": [1.886195,0.596799,1.886360,0.596968,0.000000,8.793080]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/4_1327073.b3dm"}}}