{"type":"video","version":"1.0","html":"<iframe src=\"https://www.loom.com/embed/b4667b1af62d4d2088a068f747cf2150\" frameborder=\"0\" width=\"1920\" height=\"1440\" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>","height":1440,"width":1920,"provider_name":"Loom","provider_url":"https://www.loom.com","thumbnail_height":1440,"thumbnail_width":1920,"thumbnail_url":"https://cdn.loom.com/sessions/thumbnails/b4667b1af62d4d2088a068f747cf2150-00001.jpg","duration":241.7,"title":"Programação R:  Substituindo um valor específico em um data frame ( usando is.na())"}