https://s3.us-west-2.amazonaws.com/caltechdata/10/58/caef-c66d-48d2-b04e-44f9a6f9a272/data?response-content-type=text%2Fplain&response-content-disposition=attachment%3B%20filename%3D%22Lev4%3Ametadata.json%22&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIARCVIVNNAP7NNDVEA%2F20250410%2Fus-west-2%2Fs3%2Faws4_request&X-Amz-Date=20250410T192007Z&X-Amz-Expires=60&X-Amz-SignedHeaders=host&X-Amz-Signature=a4c8897be65470b08b5cd9ba0865158cd8bc244be1df45b891d00cc10b0de15f