{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895819,-0.444418,0.000000,0.000000,0.283945,-0.572352,0.769278,0.000000,-0.340941,0.687239,0.641453,0.000000,-2177570.191825,4389355.625500,4069492.058895,1],    "boundingVolume": {    "region": [2.031267,0.696336,2.031375,0.696444,0.000000,41.832949]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/0_639968.b3dm"}}}