{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857958,-0.513720,0.000000,0.000000,0.262866,-0.439009,0.859170,0.000000,-0.440593,0.735830,0.514230,0.000000,-2812654.441345,4697382.368946,3260758.722351,1],    "boundingVolume": {    "region": [2.110229,0.540047,2.110394,0.540172,0.000000,17.453433]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/5_355268.b3dm"}}}