{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949031,-0.315181,0.000000,0.000000,0.116264,-0.350077,0.929478,0.000000,-0.292685,0.881293,0.371023,0.000000,-1867644.597581,5623599.930879,2351677.494870,1],    "boundingVolume": {    "region": [1.891390,0.380053,1.891498,0.380168,0.000000,51.109123]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/23_3049.b3dm"}}}