{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871230,-0.490875,0.000000,0.000000,0.212029,-0.376320,0.901902,0.000000,-0.442163,0.784775,0.434304,0.000000,-2821959.846802,5008565.074924,2753245.771302,1],    "boundingVolume": {    "region": [2.083833,0.449225,2.083946,0.449306,0.000000,63.015130]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_227544.b3dm"}}}