{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950426,-0.310952,0.000000,0.000000,0.173813,-0.531260,0.829188,0.000000,-0.257294,0.786422,0.561552,0.000000,-1642792.366367,5021208.036131,3561439.584078,1],    "boundingVolume": {    "region": [1.886941,0.596211,1.887039,0.596310,0.000000,8.794596]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/2_1427523.b3dm"}}}