{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949216,-0.314624,0.000000,0.000000,0.175376,-0.529107,0.830235,0.000000,-0.260665,0.786422,0.559995,0.000000,-1664302.441460,5021179.084031,3551546.292203,1],    "boundingVolume": {    "region": [1.890809,0.594285,1.890904,0.594475,0.000000,8.764833]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/25_1461935.b3dm"}}}