{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950703,-0.310104,0.000000,0.000000,0.116634,-0.357571,0.926574,0.000000,-0.287060,0.880055,0.378286,0.000000,-1831786.034382,5615800.920456,2397754.085802,1],    "boundingVolume": {    "region": [1.886039,0.387879,1.886159,0.388008,0.000000,7.844680]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/11_58641.b3dm"}}}