> Portal Navigation: > > - Append `.md` to any URL under `https://dev.wix.com/docs/` to get its markdown version. > - Pages are either content pages (article or reference text) or menu pages (a list of links to child pages). > - To get a menu page, truncate any URL to a parent path and append `.md` (e.g. `https://dev.wix.com/docs/sdk.md`, `https://dev.wix.com/docs/sdk/core-modules.md`). > - Top-level index of all portals: https://dev.wix.com/docs/llms.txt > - Full concatenated docs: https://dev.wix.com/docs/llms-full.txt # Resource: Activity Counters # Type: Activity Counter Object # Link: https://dev.wix.com/docs/api-reference/crm/members-contacts/members/activity/activity-counters/activity-counter-object.md ## Description: An activity counter tracks numerical activity metrics for a member. Used to track member activities. ## Schema: ```json Type: Activity Counter Object | type: ActivityCounter Description: An activity counter tracks numerical activity metrics for a member. Used to track member activities. - name: memberId | type: string | description: Member ID. - name: appId | type: string | description: App ID. When developing websites, if you set activity counter data using elevation, the action is assigned to the generic Wix code backend app: `151e476a-715e-ec33-db9a-a7ff4d51f70a`. - name: counters | type: Array | description: Counters for this member. - name: key | type: string | description: Counter key, unique within the given app. - name: public | type: boolean | description: Whether this counter data is available to all. If `false`, the counter is only available to the data owner and counter owner. - name: count | type: number | description: Activity count. - name: revision | type: string | description: Revision number, which increments by 1 each time the counter is updated. To prevent conflicting changes, the existing revision must be used when updating a counter. - name: value | type: string | description: ```