{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858201,-0.513314,0.000000,0.000000,0.262654,-0.439126,0.859175,0.000000,-0.440248,0.736042,0.514221,0.000000,-2810449.419772,4698739.053858,3260705.639523,1],    "boundingVolume": {    "region": [2.109756,0.540037,2.109921,0.540162,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_129233.b3dm"}}}