{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944313,-0.329049,0.000000,0.000000,0.183927,-0.527838,0.829191,0.000000,-0.272270,0.781367,0.561547,0.000000,-1738412.563463,4988932.485147,3561407.693714,1],    "boundingVolume": {    "region": [1.906039,0.596221,1.906147,0.596287,0.000000,8.810837]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/4.b3dm"}}}