{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949305,-0.314357,0.000000,0.000000,0.175806,-0.530905,0.828994,0.000000,-0.260051,0.785309,0.561839,0.000000,-1660396.483801,5014109.943883,3563263.423358,1],    "boundingVolume": {    "region": [1.890525,0.596596,1.890627,0.596618,0.000000,11.207473]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/9_1419884.b3dm"}}}