{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950080,-0.312008,0.000000,0.000000,0.116859,-0.355841,0.927212,0.000000,-0.289023,0.880090,0.376705,0.000000,-1844305.649778,5616005.380589,2387724.526789,1],    "boundingVolume": {    "region": [1.888048,0.386146,1.888156,0.386327,0.000000,23.729566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_61258.b3dm"}}}