{"type":"photo","width":550,"height":960,"url":"https://photostore.chicagohistory.org/img/s/v-10/p3812112919-6.jpg","version":"1.0","title":"Muddy Waters performing at Mister Kelly's nightclub (ST-17500903)","author_name":"Chicago History Museum PhotoStore","author_url":"https://photostore.chicagohistory.org/"}