{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896474,-0.443096,0.000000,0.000000,0.282961,-0.572489,0.769538,0.000000,-0.340043,0.687977,0.641139,0.000000,-2171830.707235,4394059.561374,4067495.764014,1],    "boundingVolume": {    "region": [2.029754,0.695925,2.029937,0.696037,0.000000,42.342939]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/4_513647.b3dm"}}}