{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950476,-0.310799,0.000000,0.000000,0.173783,-0.531459,0.829066,0.000000,-0.257130,0.786347,0.561732,0.000000,-1641745.997758,5020732.392782,3562584.756695,1],    "boundingVolume": {    "region": [1.886781,0.596429,1.886879,0.596527,0.000000,13.795383]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1330749.b3dm"}}}