{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858651,-0.512561,0.000000,0.000000,0.262234,-0.439298,0.859215,0.000000,-0.439623,0.736463,0.514154,0.000000,-2806458.860469,4701423.944807,3260275.504354,1],    "boundingVolume": {    "region": [2.108879,0.539958,2.109044,0.540083,0.000000,23.404700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/4_220208.b3dm"}}}