{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949214,-0.314632,0.000000,0.000000,0.115954,-0.349823,0.929612,0.000000,-0.292217,0.881591,0.370683,0.000000,-1864659.407188,5625496.788856,2349523.142470,1],    "boundingVolume": {    "region": [1.890811,0.379687,1.890919,0.379802,0.000000,51.248855]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/19_75835.b3dm"}}}