{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896581,-0.442879,0.000000,0.000000,0.282902,-0.572717,0.769390,0.000000,-0.339810,0.687925,0.641317,0.000000,-2170346.962589,4393735.575104,4068629.917872,1],    "boundingVolume": {    "region": [2.029512,0.696157,2.029695,0.696270,0.000000,64.194643]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_497165.b3dm"}}}