{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950848,-0.309657,0.000000,0.000000,0.173132,-0.531628,0.829094,0.000000,-0.256194,0.786681,0.561692,0.000000,-1635767.662320,5022867.730047,3562326.508299,1],    "boundingVolume": {    "region": [1.885546,0.596344,1.885711,0.596513,0.000000,8.741088]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1324774.b3dm"}}}