{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949623,-0.313396,0.000000,0.000000,0.175289,-0.531145,0.828951,0.000000,-0.259242,0.785530,0.561904,0.000000,-1655229.822377,5015522.699981,3563676.148876,1],    "boundingVolume": {    "region": [1.889513,0.596675,1.889614,0.596696,0.000000,16.289065]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/13_1415351.b3dm"}}}