{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949437,-0.313957,0.000000,0.000000,0.175092,-0.529494,0.830047,0.000000,-0.260053,0.786425,0.560274,0.000000,-1660400.310724,5021207.945436,3553319.538728,1],    "boundingVolume": {    "region": [1.890074,0.594584,1.890236,0.594850,0.000000,8.811800]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/11_1380242.b3dm"}}}