{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949997,-0.312260,0.000000,0.000000,0.174519,-0.530945,0.829241,0.000000,-0.258394,0.786117,0.561473,0.000000,-1649811.069599,5019262.747690,3560940.559769,1],    "boundingVolume": {    "region": [1.888282,0.596063,1.888453,0.596268,0.000000,22.140382]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1435385.b3dm"}}}