{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948949,-0.315431,0.000000,0.000000,0.115905,-0.348691,0.930043,0.000000,-0.293097,0.881758,0.369589,0.000000,-1870267.622379,5626549.316142,2342581.725656,1],    "boundingVolume": {    "region": [1.891655,0.378532,1.891760,0.378602,0.000000,31.758470]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/16_11744.b3dm"}}}