Because this string refers to a specific, potentially private or third-party link, a "proper write-up" depends entirely on your intent. Below are three ways to draft this depending on how you plan to use it:
If you're looking for specific video content, consider these legitimate sources: juq546mp4 link
This identifier refers to a specific digital media asset hosted on [Insert Platform Name, e.g., MediaFire, Mega, etc.]. The link provides access to a video file intended for [internal review/distribution/archival]. Access Note: Because this string refers to a specific, potentially
: To stay "in the loop" with a specific community-driven joke or "inside" video. Access Note: 1
In many cases, identifiers like "JUQ" refer to specific production labels or series. The "546" serves as the volume or entry number, and the ".mp4" is the digital container, the skin that holds the audio and visual data together. 2. The Quest for the "Working Link"