{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950235,-0.311533,0.000000,0.000000,0.174223,-0.531413,0.829003,0.000000,-0.257718,0.786087,0.561826,0.000000,-1645497.502285,5019077.925762,3563181.153606,1],    "boundingVolume": {    "region": [1.887527,0.596499,1.887678,0.596684,0.000000,8.770327]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1329375.b3dm"}}}