{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950447,-0.310886,0.000000,0.000000,0.173868,-0.531551,0.828990,0.000000,-0.257178,0.786250,0.561846,0.000000,-1642053.000489,5020114.216470,3563309.448200,1],    "boundingVolume": {    "region": [1.886873,0.596566,1.886971,0.596665,0.000000,13.011761]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1392881.b3dm"}}}