{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858187,-0.513337,0.000000,0.000000,0.262683,-0.439150,0.859154,0.000000,-0.440256,0.736013,0.514256,0.000000,-2810503.712372,4698550.825146,3260928.569120,1],    "boundingVolume": {    "region": [2.109783,0.540078,2.109947,0.540203,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_129745.b3dm"}}}