{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858260,-0.513215,0.000000,0.000000,0.262547,-0.439063,0.859239,0.000000,-0.440196,0.736149,0.514112,0.000000,-2810119.371027,4699420.332593,3260012.884516,1],    "boundingVolume": {    "region": [2.109641,0.539910,2.109805,0.540035,0.000000,95.756001]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/4_335902.b3dm"}}}