{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950846,-0.309663,0.000000,0.000000,0.173071,-0.531430,0.829234,0.000000,-0.256242,0.786814,0.561484,0.000000,-1636074.753825,5023709.673552,3561006.893811,1],    "boundingVolume": {    "region": [1.885562,0.596068,1.885708,0.596288,0.000000,8.774613]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1339152.b3dm"}}}