{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943948,-0.330094,0.000000,0.000000,0.184302,-0.527037,0.829617,0.000000,-0.273276,0.781470,0.560915,0.000000,-1744830.983231,4989577.759650,3557389.735942,1],    "boundingVolume": {    "region": [1.907152,0.595433,1.907247,0.595548,0.000000,8.821017]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1311264.b3dm"}}}