{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949388,-0.314106,0.000000,0.000000,0.175606,-0.530771,0.829122,0.000000,-0.259884,0.785500,0.561649,0.000000,-1659326.775066,5015327.311506,3562056.402062,1],    "boundingVolume": {    "region": [1.890262,0.596337,1.890361,0.596418,0.000000,8.266865]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/14_1409727.b3dm"}}}