{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948774,-0.315957,0.000000,0.000000,0.116107,-0.348651,0.930033,0.000000,-0.293582,0.881586,0.369615,0.000000,-1873365.909450,5625449.681045,2342745.867556,1],    "boundingVolume": {    "region": [1.892209,0.378560,1.892314,0.378630,0.000000,29.049196]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/16_11913.b3dm"}}}