{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949007,-0.315254,0.000000,0.000000,0.175934,-0.529615,0.829792,0.000000,-0.261046,0.785826,0.560654,0.000000,-1666741.035341,5017387.404040,3555730.671124,1],    "boundingVolume": {    "region": [1.891473,0.595080,1.891568,0.595270,0.000000,8.772595]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/29_1074031.b3dm"}}}