{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858355,-0.513056,0.000000,0.000000,0.262494,-0.439158,0.859207,0.000000,-0.440043,0.736203,0.514167,0.000000,-2809143.138794,4699763.050353,3260357.846359,1],    "boundingVolume": {    "region": [2.109456,0.539973,2.109620,0.540098,0.000000,101.578900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/4_128094.b3dm"}}}