{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949198,-0.314680,0.000000,0.000000,0.116559,-0.351587,0.928870,0.000000,-0.292026,0.880865,0.372556,0.000000,-1863448.389524,5620889.521357,2361400.393340,1],    "boundingVolume": {    "region": [1.890847,0.381711,1.890985,0.381811,0.000000,26.309410]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/18_68356.b3dm"}}}