{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950360,-0.311152,0.000000,0.000000,0.173749,-0.530686,0.829568,0.000000,-0.257579,0.786731,0.560987,0.000000,-1644609.192837,5023174.238917,3557850.780011,1],    "boundingVolume": {    "region": [1.887152,0.595520,1.887251,0.595636,0.000000,8.778218]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1456112.b3dm"}}}