{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950575,-0.310494,0.000000,0.000000,0.173473,-0.531086,0.829370,0.000000,-0.256973,0.786720,0.561282,0.000000,-1640737.105458,5023106.368344,3559721.259150,1],    "boundingVolume": {    "region": [1.886451,0.595876,1.886567,0.595991,0.000000,8.801194]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/14_1426031.b3dm"}}}