{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949869,-0.312647,0.000000,0.000000,0.174783,-0.531019,0.829138,0.000000,-0.258681,0.785914,0.561626,0.000000,-1651648.054860,5017965.239554,3561910.967383,1],    "boundingVolume": {    "region": [1.888689,0.596247,1.888860,0.596452,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1402549.b3dm"}}}