{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949583,-0.313517,0.000000,0.000000,0.175278,-0.530883,0.829120,0.000000,-0.259395,0.785659,0.561652,0.000000,-1656209.428716,5016342.967501,3562076.890855,1],    "boundingVolume": {    "region": [1.889641,0.596341,1.889740,0.596422,0.000000,11.385869]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1409932.b3dm"}}}