{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951215,-0.308528,0.000000,0.000000,0.115640,-0.356526,0.927101,0.000000,-0.285766,0.881036,0.376980,0.000000,-1823519.214601,5622043.030477,2389468.948258,1],    "boundingVolume": {    "region": [1.884360,0.386482,1.884523,0.386585,0.000000,56.986053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/12_3001.b3dm"}}}