{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858782,-0.512341,0.000000,0.000000,0.262061,-0.439265,0.859285,0.000000,-0.439470,0.736637,0.514036,0.000000,-2805482.363873,4702529.798001,3259526.030808,1],    "boundingVolume": {    "region": [2.108623,0.539820,2.108787,0.539946,0.000000,60.998433]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/3_208463.b3dm"}}}