{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895727,-0.444604,0.000000,0.000000,0.284187,-0.572541,0.769048,0.000000,-0.340981,0.686962,0.641728,0.000000,-2177829.982898,4387588.337441,4071246.645329,1],    "boundingVolume": {    "region": [2.031468,0.696691,2.031590,0.696809,0.000000,24.399321]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_663536.b3dm"}}}