{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949599,-0.313469,0.000000,0.000000,0.175247,-0.530880,0.829129,0.000000,-0.259358,0.785681,0.561639,0.000000,-1655971.877392,5016479.968520,3561994.948999,1],    "boundingVolume": {    "region": [1.889590,0.596325,1.889689,0.596407,0.000000,9.744479]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_1409332.b3dm"}}}