{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950698,-0.310119,0.000000,0.000000,0.173268,-0.531168,0.829360,0.000000,-0.256659,0.786812,0.561296,0.000000,-1638734.150356,5023695.864948,3559811.398886,1],    "boundingVolume": {    "region": [1.886056,0.595893,1.886172,0.596008,0.000000,8.696815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1426192.b3dm"}}}