{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949100,-0.314975,0.000000,0.000000,0.176151,-0.530788,0.828996,0.000000,-0.260562,0.785141,0.561837,0.000000,-1663660.528910,5013039.004338,3563247.895993,1],    "boundingVolume": {    "region": [1.891176,0.596593,1.891277,0.596615,0.000000,11.195197]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/9_1419611.b3dm"}}}