{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871346,-0.490669,0.000000,0.000000,0.211831,-0.376176,0.902008,0.000000,-0.442031,0.784972,0.434082,0.000000,-2821114.601938,5009822.412672,2751833.562397,1],    "boundingVolume": {    "region": [2.083598,0.448978,2.083710,0.449059,0.000000,59.299828]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_222884.b3dm"}}}