{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858283,-0.513176,0.000000,0.000000,0.262902,-0.439701,0.858805,0.000000,-0.439938,0.735793,0.514843,0.000000,-2808479.480613,4697157.819729,3264652.166709,1],    "boundingVolume": {    "region": [2.109596,0.540762,2.109760,0.540887,0.000000,60.258233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_441534.b3dm"}}}