{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950639,-0.310300,0.000000,0.000000,0.173662,-0.532032,0.828724,0.000000,-0.256610,0.786154,0.562239,0.000000,-1638429.048578,5019511.711273,3565808.657366,1],    "boundingVolume": {    "region": [1.886222,0.597007,1.886387,0.597176,0.000000,8.760601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/5_1383892.b3dm"}}}