{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949179,-0.314735,0.000000,0.000000,0.115298,-0.347715,0.930484,0.000000,-0.292591,0.882396,0.368467,0.000000,-1867033.916618,5630602.289251,2335460.140738,1],    "boundingVolume": {    "region": [1.890912,0.377311,1.891037,0.377408,0.000000,52.727660]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/7_23486.b3dm"}}}