{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/9c4dc3cd-147f-442d-b0d3-033f45c2648c/0ee7c24f-6760-42be-8710-984b8013f332?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"1.10 - 3 The Mercian Supremacy","thumbnail_width":200,"thumbnail_height":200,"thumbnail_url":"https://open-images.acast.com/shows/611e6f1506c05e01b3f408d6/611f7af427513b0013d0b70c.jpg?height=200","description":"After Wulfhere, Aethelred and Aethelbald laid the foundations, a prince from the Hwicce, Offa, took Mercia to its greatest achievements.","author_name":"David Crowther"}