{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949091,-0.315003,0.000000,0.000000,0.176174,-0.530804,0.828981,0.000000,-0.260581,0.785120,0.561858,0.000000,-1663778.697349,5012900.036479,3563387.287166,1],    "boundingVolume": {    "region": [1.891205,0.596620,1.891306,0.596641,0.000000,7.994100]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/10_1338438.b3dm"}}}