{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951223,-0.308504,0.000000,0.000000,0.115636,-0.356547,0.927094,0.000000,-0.285740,0.881036,0.376998,0.000000,-1823359.119445,5622045.981417,2389583.402028,1],    "boundingVolume": {    "region": [1.884334,0.386501,1.884498,0.386604,0.000000,14.801320]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/12_5205.b3dm"}}}