{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944357,-0.328922,0.000000,0.000000,0.183895,-0.527974,0.829112,0.000000,-0.272139,0.781328,0.561664,0.000000,-1737572.913511,4988688.143832,3562154.608943,1],    "boundingVolume": {    "region": [1.905901,0.596359,1.906015,0.596434,0.000000,8.812367]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_131571.b3dm"}}}