{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948790,-0.315909,0.000000,0.000000,0.115426,-0.346665,0.930860,0.000000,-0.293802,0.882394,0.367507,0.000000,-1874754.751606,5630575.172088,2329373.534209,1],    "boundingVolume": {    "region": [1.892163,0.376300,1.892258,0.376354,0.000000,34.490337]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/5_29516.b3dm"}}}