{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896555,-0.442932,0.000000,0.000000,0.282855,-0.572537,0.769542,0.000000,-0.339919,0.688042,0.641135,0.000000,-2171036.721216,4394475.093429,4067470.886479,1],    "boundingVolume": {    "region": [2.029571,0.695920,2.029754,0.696032,0.000000,27.238590]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/4_502053.b3dm"}}}