{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896942,-0.442148,0.000000,0.000000,0.282228,-0.572528,0.769779,0.000000,-0.339422,0.688552,0.640850,0.000000,-2167864.858216,4397730.302605,4065656.258415,1],    "boundingVolume": {    "region": [2.028697,0.695548,2.028880,0.695661,0.000000,42.492945]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_446501.b3dm"}}}