{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950042,-0.312123,0.000000,0.000000,0.174459,-0.531020,0.829205,0.000000,-0.258269,0.786121,0.561526,0.000000,-1649017.057419,5019285.462857,3561274.061971,1],    "boundingVolume": {    "region": [1.888138,0.596126,1.888309,0.596331,0.000000,13.518449]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1348272.b3dm"}}}