{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950008,-0.312225,0.000000,0.000000,0.174405,-0.530663,0.829446,0.000000,-0.258429,0.786323,0.561169,0.000000,-1650036.899865,5020568.234081,3559008.054636,1],    "boundingVolume": {    "region": [1.888245,0.595695,1.888416,0.595901,0.000000,8.809885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1433588.b3dm"}}}