{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950078,-0.312012,0.000000,0.000000,0.174496,-0.531343,0.828991,0.000000,-0.258110,0.785946,0.561844,0.000000,-1648000.097300,5018173.451390,3563297.697625,1],    "boundingVolume": {    "region": [1.888037,0.596509,1.888175,0.596718,0.000000,8.673000]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1334697.b3dm"}}}