{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949633,-0.313365,0.000000,0.000000,0.175250,-0.531084,0.828998,0.000000,-0.259231,0.785584,0.561834,0.000000,-1655162.715360,5015864.405471,3563229.367343,1],    "boundingVolume": {    "region": [1.889454,0.596516,1.889607,0.596685,0.000000,9.988233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_1411921.b3dm"}}}