{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/125ef5a6-6c61-4024-b70e-3487a971a26c/d6a56884-bf3d-4643-a360-317124184ce2?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"Using blockchain to fight fraud","thumbnail_width":200,"thumbnail_height":200,"thumbnail_url":"https://open-images.acast.com/shows/621e276f56506f64360e666f/621e277c6c02ba0013bd54a0.jpg?height=200","description":"Leanne Kemp's company Everledger uses blockchain technology to track the provenance of assets, from diamonds to fine wines. She talks to John Thornhill about the technology's potential to combat fraud.","author_name":"Financial Times"}