get https://try.count.ly/o/analytics/loyalty?api_key=&app_id=
Retrieves loyalty data for specified period
Retrieves loyalty data, where
- l - loyalty bucket id
- t - amount of users in bucket for that period
- percent - percentage of users in bucket for that period
Loyalty buckets are:
- "1"
- "2"
- "3-5"
- "6-9"
- "10-19"
- "20-49"
- "50-99"
- "100-499"
- "> 500"