{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944317,-0.329038,0.000000,0.000000,0.183933,-0.527875,0.829166,0.000000,-0.272253,0.781346,0.561585,0.000000,-1738301.222852,4988799.148734,3561647.197250,1],    "boundingVolume": {    "region": [1.906024,0.596262,1.906139,0.596337,0.000000,8.778190]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_851936.b3dm"}}}