{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858042,-0.513580,0.000000,0.000000,0.263153,-0.439652,0.858753,0.000000,-0.440257,0.735541,0.514930,0.000000,-2810516.756057,4695549.729625,3265208.441444,1],    "boundingVolume": {    "region": [2.110066,0.540864,2.110230,0.540989,0.000000,52.421833]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_456606.b3dm"}}}