{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943959,-0.330064,0.000000,0.000000,0.184407,-0.527392,0.829368,0.000000,-0.273169,0.781242,0.561284,0.000000,-1744147.272776,4988131.421357,3559736.752977,1],    "boundingVolume": {    "region": [1.907120,0.595879,1.907216,0.595994,0.000000,8.784257]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1271523.b3dm"}}}