get https://api02.naturalhr.net/api/v1/employee//salary-history
REMEMBER
History endpoints return string values and not system ID's for fields such as job grade, change reason and so on
| fieldname | format | example |
|---|---|---|
| change_date | yyyy-mm-dd | 2020-12-04 |
| change_reason | integer (Lookup value) | 123 |