{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897893,-0.440214,0.000000,0.000000,0.282815,-0.576850,0.766328,0.000000,-0.336411,0.686168,0.644981,0.000000,-2148669.265764,4382582.410786,4091940.543140,1],    "boundingVolume": {    "region": [2.026570,0.700964,2.026697,0.701033,0.000000,23.362661]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_854278.b3dm"}}}