{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949043,-0.315147,0.000000,0.000000,0.175701,-0.529112,0.830162,0.000000,-0.261075,0.786209,0.560104,0.000000,-1666922.436994,5019819.862562,3552234.265271,1],    "boundingVolume": {    "region": [1.891360,0.594416,1.891455,0.594606,0.000000,13.112033]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/26_1382594.b3dm"}}}