{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896868,-0.442299,0.000000,0.000000,0.282334,-0.572501,0.769760,0.000000,-0.339530,0.688478,0.640872,0.000000,-2168551.582157,4397257.215033,4065800.754003,1],    "boundingVolume": {    "region": [2.028866,0.695578,2.029048,0.695690,0.000000,31.543337]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_455225.b3dm"}}}