Given the phrasing, this string is most commonly seen in or social media archives that aggregate high-engagement content from creators.
Where bots or automated tracking systems list popular media or links based on how many times they were accessed or played back by members. 1525645662739059713 - cynthiasaucy (81 replays)...
If the post contained a video, "replays" might be a colloquial or third-party tracking term for how many times the loop was re-watched beyond the initial view. Given the phrasing, this string is most commonly