{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951202,-0.308568,0.000000,0.000000,0.115857,-0.357144,0.926836,0.000000,-0.285720,0.880769,0.377636,0.000000,-1823232.494724,5620351.422210,2393635.491629,1],    "boundingVolume": {    "region": [1.884402,0.387191,1.884566,0.387294,0.000000,6.016475]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/19_32618.b3dm"}}}