{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944267,-0.329180,0.000000,0.000000,0.184020,-0.527870,0.829150,0.000000,-0.272364,0.781290,0.561608,0.000000,-1739014.964223,4988443.859819,3561795.409852,1],    "boundingVolume": {    "region": [1.906174,0.596291,1.906288,0.596365,0.000000,8.794953]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_807708.b3dm"}}}