{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949725,-0.313085,0.000000,0.000000,0.174973,-0.530771,0.829257,0.000000,-0.259082,0.785908,0.561450,0.000000,-1654204.156110,5017923.890535,3560790.419402,1],    "boundingVolume": {    "region": [1.889160,0.596053,1.889313,0.596221,0.000000,11.448053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1434659.b3dm"}}}