{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951185,-0.308620,0.000000,0.000000,0.115706,-0.356612,0.927060,0.000000,-0.285838,0.880969,0.377082,0.000000,-1823979.231828,5621616.244655,2390117.504567,1],    "boundingVolume": {    "region": [1.884456,0.386592,1.884620,0.386695,0.000000,51.767940]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/13_17440.b3dm"}}}