{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949081,-0.315031,0.000000,0.000000,0.116183,-0.350019,0.929510,0.000000,-0.292556,0.881370,0.370942,0.000000,-1866819.695093,5624090.769629,2351162.083346,1],    "boundingVolume": {    "region": [1.891232,0.379965,1.891340,0.380081,0.000000,71.898350]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/22_1996.b3dm"}}}