{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949105,-0.314959,0.000000,0.000000,0.176142,-0.530792,0.828995,0.000000,-0.260549,0.785145,0.561838,0.000000,-1663575.205613,5013062.755934,3563254.273386,1],    "boundingVolume": {    "region": [1.891159,0.596595,1.891260,0.596616,0.000000,11.195197]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/9_1419778.b3dm"}}}