{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948782,-0.315932,0.000000,0.000000,0.116001,-0.348366,0.930153,0.000000,-0.293597,0.881709,0.369310,0.000000,-1873460.205154,5626228.781118,2340811.772909,1],    "boundingVolume": {    "region": [1.892182,0.378232,1.892288,0.378302,0.000000,21.225122]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/11_10921.b3dm"}}}