{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949327,-0.314289,0.000000,0.000000,0.175509,-0.530136,0.829549,0.000000,-0.260170,0.785859,0.561015,0.000000,-1661149.960736,5017603.097946,3558026.494718,1],    "boundingVolume": {    "region": [1.890435,0.595558,1.890572,0.595665,0.000000,8.789943]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366555.b3dm"}}}