{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949970,-0.312341,0.000000,0.000000,0.174718,-0.531396,0.828910,0.000000,-0.258356,0.785779,0.561964,0.000000,-1649577.471131,5017112.947087,3564055.977386,1],    "boundingVolume": {    "region": [1.888383,0.596653,1.888522,0.596862,0.000000,8.502481]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/5_1408063.b3dm"}}}