{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948839,-0.315760,0.000000,0.000000,0.176522,-0.530438,0.829142,0.000000,-0.261258,0.785065,0.561621,0.000000,-1668102.515636,5012544.577478,3561875.731952,1],    "boundingVolume": {    "region": [1.891985,0.596290,1.892122,0.596396,0.000000,8.476042]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1056465.b3dm"}}}