{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950315,-0.311289,0.000000,0.000000,0.174040,-0.531315,0.829104,0.000000,-0.257548,0.786250,0.561676,0.000000,-1644411.695111,5020115.783864,3562226.651780,1],    "boundingVolume": {    "region": [1.887270,0.596317,1.887422,0.596503,0.000000,8.809496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397764.b3dm"}}}