{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949420,-0.314008,0.000000,0.000000,0.175547,-0.530777,0.829131,0.000000,-0.259805,0.785536,0.561636,0.000000,-1658826.224839,5015551.918186,3561973.845352,1],    "boundingVolume": {    "region": [1.890159,0.596321,1.890257,0.596403,0.000000,11.087442]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1409205.b3dm"}}}