> For the complete documentation index, see [llms.txt](https://posetracker.gitbook.io/posetracker-api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://posetracker.gitbook.io/posetracker-api/pixel-tracking-deprecated/pixel-message-to-handle.md).

# Pixel message to handle

In order to track and analyse motions PoseTracker API send information that you need to handle in order to place and help your users. (Like: placement information, exercise counter, real-time feedbacks...)

The pixel sends this data through post messages.

Data composition : 

```
{
  type: The type of data,
  placementMessage: A message to what to place the user,
  postureDirection: The placement direction needed,
  ready: Is the posture is ready or not
  current_count:  Give the current exercise count.
}
```