{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948535,-0.316672,0.000000,0.000000,0.117353,-0.351510,0.928800,0.000000,-0.293852,0.880182,0.372734,0.000000,-1875100.301998,5616534.789415,2362530.542798,1],    "boundingVolume": {    "region": [1.892931,0.381848,1.893099,0.382059,0.000000,6.557742]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_65670.b3dm"}}}