{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949914,-0.312512,0.000000,0.000000,0.174490,-0.530380,0.829608,0.000000,-0.258718,0.786400,0.560928,0.000000,-1651878.432640,5021059.365010,3557470.971708,1],    "boundingVolume": {    "region": [1.888551,0.595440,1.888715,0.595571,0.000000,8.763044]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1354894.b3dm"}}}