{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899291,-0.437350,0.000000,0.000000,0.282630,-0.581152,0.763140,0.000000,-0.332821,0.684355,0.648759,0.000000,-2125772.476917,4371073.784369,4115976.355980,1],    "boundingVolume": {    "region": [2.023362,0.705905,2.023530,0.706000,0.000000,47.342516]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/3_1827415.b3dm"}}}