{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950758,-0.309933,0.000000,0.000000,0.173283,-0.531566,0.829102,0.000000,-0.256425,0.786615,0.561679,0.000000,-1637242.651386,5022445.409885,3562244.903696,1],    "boundingVolume": {    "region": [1.885836,0.596329,1.886002,0.596498,0.000000,8.764100]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/1_1324804.b3dm"}}}