{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852942,-0.522005,0.000000,0.000000,0.269383,-0.440164,0.856556,0.000000,-0.446323,0.729281,0.518599,0.000000,-2849278.177136,4655646.977054,3288512.376969,1],    "boundingVolume": {    "region": [2.119950,0.545169,2.120042,0.545253,0.000000,88.702966]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_5528.b3dm"}}}