{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858821,-0.512276,0.000000,0.000000,0.262087,-0.439385,0.859215,0.000000,-0.439378,0.736610,0.514153,0.000000,-2804895.430329,4702359.481105,3260271.753826,1],    "boundingVolume": {    "region": [2.108546,0.539957,2.108711,0.540083,0.000000,55.438833]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/4_220203.b3dm"}}}