{"type":"rich","version":"1.0","title":"Tick, tick, tick, siren, tram","description":"Ticking pedestrian crossings at a four-way junction in Oslo, with the sound getting louder and quieter as we approach and move away from them, and a passing fire engine siren and tram.\n\nRecorded in September 2025 by Cities and Memory.","author_name":"Cities and Memory - remixing the world","author_url":"https://audioboom.com/channels/2138625-cities-and-memory-remixing-the-world","provider_name":"Audioboom","provider_url":"https://audioboom.com","width":480,"height":95,"thumbnail_url":"https://audioboom.com/i/43685443/600x600/c","thumbnail_width":600,"thumbnail_height":600,"html":"<iframe width=\"100%\" height=\"95\" src=\"https://embeds.audioboom.com/posts/8913455/embed?v=202301\" style=\"background-color: transparent; display: block; padding: 0; width: 100%\" frameborder=\"0\" allowtransparency=\"allowtransparency\" scrolling=\"no\" title=\"Audioboom player\" allow=\"autoplay\" sandbox=\"allow-downloads allow-forms allow-popups allow-same-origin allow-scripts allow-storage-access-by-user-activation allow-top-navigation-by-user-activation\"></iframe>"}