{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852967,-0.521965,0.000000,0.000000,0.269354,-0.440165,0.856565,0.000000,-0.446294,0.729310,0.518584,0.000000,-2849087.011929,4655829.184236,3288420.658953,1],    "boundingVolume": {    "region": [2.119903,0.545152,2.119995,0.545236,0.000000,41.970566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_3559.b3dm"}}}