{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944359,-0.328917,0.000000,0.000000,0.183899,-0.527995,0.829097,0.000000,-0.272130,0.781316,0.561686,0.000000,-1737516.673772,4988609.120635,3562291.783057,1],    "boundingVolume": {    "region": [1.905896,0.596385,1.906010,0.596460,0.000000,8.819133]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_192108.b3dm"}}}