{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949815,-0.312812,0.000000,0.000000,0.174914,-0.531105,0.829055,0.000000,-0.258792,0.785789,0.561749,0.000000,-1652356.841077,5017173.480613,3562692.213027,1],    "boundingVolume": {    "region": [1.888863,0.596396,1.889034,0.596601,0.000000,8.666334]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_1404725.b3dm"}}}