{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896840,-0.442354,0.000000,0.000000,0.282593,-0.572937,0.769340,0.000000,-0.339386,0.688079,0.641377,0.000000,-2167634.142413,4394718.463936,4069011.986211,1],    "boundingVolume": {    "region": [2.028927,0.696236,2.029110,0.696348,0.000000,55.811369]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/7_460628.b3dm"}}}