{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896840,-0.442355,0.000000,0.000000,0.282592,-0.572934,0.769343,0.000000,-0.339387,0.688081,0.641374,0.000000,-2167643.496420,4394733.187309,4068991.240976,1],    "boundingVolume": {    "region": [2.028927,0.696231,2.029110,0.696344,0.000000,55.811369]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/7_460672.b3dm"}}}