{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897887,-0.440226,0.000000,0.000000,0.285142,-0.581576,0.761881,0.000000,-0.334453,0.682151,0.650240,0.000000,-2136209.612505,4357020.366929,4125398.730341,1],    "boundingVolume": {    "region": [2.026571,0.707787,2.026723,0.708014,0.000000,14.887757]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1793879.b3dm"}}}