[Components] exist

# exist
## Notes to Dev Component
Please respect the rate limit as stated in Exist documentation:
> Requests are currently rate-limited at 300/hr per user token. If you send more than 300 requests in a single 60-minute period, you'll get hit with a 429 Too Many Requests rate-limiting response. This means you're going too hard, and you need to ease off our poor servers.

## URLs
- https://developer.exist.io/reference/important_values/
## Sources
### new-attribute-update
#### Description
Emit new event when any of the available attributes updated. User can optionally select a specific which attribute to track
### new-correlation-update
#### Description
Emit new event when any of the available correlations updated. User can optionally select a specific which correlation to track
## Actions
### get-user-attributes-with-values
#### Description
Retrieve a list of the user's attributes with values
### get-all-correlations
#### Description
Returns a paged list of all correlations generated in the last week, optionally filtered by attribute, strength, or confidence. Results limited to your read scopes.