{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949443,-0.313938,0.000000,0.000000,0.175427,-0.530545,0.829305,0.000000,-0.259803,0.785721,0.561378,0.000000,-1658807.337637,5016732.520619,3560330.752341,1],    "boundingVolume": {    "region": [1.890085,0.596009,1.890184,0.596090,0.000000,12.811221]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1359882.b3dm"}}}