{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950624,-0.310345,0.000000,0.000000,0.114203,-0.349818,0.929831,0.000000,-0.288305,0.883111,0.370129,0.000000,-1839691.689031,5635186.715934,2346006.029389,1],    "boundingVolume": {    "region": [1.886278,0.379109,1.886427,0.379187,0.000000,6.959067]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/16_4534.b3dm"}}}