{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949600,-0.313463,0.000000,0.000000,0.175052,-0.530299,0.829542,0.000000,-0.259484,0.786077,0.561027,0.000000,-1656770.157147,5018998.261979,3558100.353856,1],    "boundingVolume": {    "region": [1.889584,0.595585,1.889683,0.595666,0.000000,8.572580]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/4_1366365.b3dm"}}}