{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942817,-0.333310,0.000000,0.000000,0.186899,-0.528671,0.827995,0.000000,-0.275394,0.778993,0.563318,0.000000,-1758367.912164,4973812.273898,3572666.061839,1],    "boundingVolume": {    "region": [1.910546,0.598365,1.910670,0.598428,0.000000,7.972437]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/27_1249737.b3dm"}}}