{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949426,-0.313992,0.000000,0.000000,0.175243,-0.529887,0.829765,0.000000,-0.259992,0.786146,0.560694,0.000000,-1660015.063896,5019431.935936,3555989.771680,1],    "boundingVolume": {    "region": [1.890110,0.595091,1.890272,0.595357,0.000000,8.817220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1369091.b3dm"}}}