{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950891,-0.309526,0.000000,0.000000,0.173272,-0.532306,0.828629,0.000000,-0.255941,0.786272,0.562380,0.000000,-1634155.378757,5020266.703532,3566700.784637,1],    "boundingVolume": {    "region": [1.885408,0.597176,1.885574,0.597346,0.000000,8.790559]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/6_1383727.b3dm"}}}