{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942948,-0.332939,0.000000,0.000000,0.186673,-0.528693,0.828032,0.000000,-0.275100,0.779137,0.563263,0.000000,-1756494.220486,4974728.043479,3572315.060116,1],    "boundingVolume": {    "region": [1.910143,0.598281,1.910288,0.598378,0.000000,8.397888]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/15/5_545790.b3dm"}}}