{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858017,-0.513621,0.000000,0.000000,0.263177,-0.439644,0.858750,0.000000,-0.440291,0.735517,0.514935,0.000000,-2810732.609132,4695398.139434,3265240.415415,1],    "boundingVolume": {    "region": [2.110114,0.540870,2.110279,0.540995,0.000000,52.421833]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_457616.b3dm"}}}