{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951286,-0.308311,0.000000,0.000000,0.116216,-0.358582,0.926236,0.000000,-0.285295,0.880269,0.379121,0.000000,-1820525.976291,5617180.875518,2403055.836415,1],    "boundingVolume": {    "region": [1.884191,0.388839,1.884237,0.388854,0.000000,7.915624]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/2/18.b3dm"}}}