{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950019,-0.312191,0.000000,0.000000,0.174608,-0.531344,0.828967,0.000000,-0.258250,0.785874,0.561880,0.000000,-1648900.277677,5017716.951357,3563522.591377,1],    "boundingVolume": {    "region": [1.888226,0.596552,1.888364,0.596761,0.000000,8.764911]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/4_1406431.b3dm"}}}