{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852973,-0.521955,0.000000,0.000000,0.269338,-0.440149,0.856578,0.000000,-0.446292,0.729326,0.518562,0.000000,-2849079.630859,4655932.492737,3288281.718919,1],    "boundingVolume": {    "region": [2.119892,0.545127,2.119984,0.545211,0.000000,127.787500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/2_3531.b3dm"}}}