{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896487,-0.443071,0.000000,0.000000,0.282994,-0.572595,0.769448,0.000000,-0.339983,0.687904,0.641248,0.000000,-2171451.089005,4393599.582561,4068190.582927,1],    "boundingVolume": {    "region": [2.029726,0.696067,2.029909,0.696180,0.000000,54.891054]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/6_942186.b3dm"}}}