{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896472,-0.443100,0.000000,0.000000,0.282958,-0.572475,0.769550,0.000000,-0.340051,0.687985,0.641125,0.000000,-2171884.139573,4394112.286977,4067410.845909,1],    "boundingVolume": {    "region": [2.029759,0.695908,2.029942,0.696020,0.000000,42.342939]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/4_513599.b3dm"}}}