# ACTIVITY The Activity Object, also known as "Invoice Detail", contains all of the rated charges in the system for any given product. ## Retrieve By Id Invoice Detail - [GET /rest/2.0/ACTIVITY/{id}](https://bp-api-docs-v3.redocly.app/schema_10_05_2025/activity/retrieve_by_id_activity.md): Get Invoice Detail By Id ## Retrieve Filtered Invoice Detail - [GET /rest/2.0/ACTIVITY](https://bp-api-docs-v3.redocly.app/schema_10_05_2025/activity/retrievefiltered_activity.md): Get record(s) using filters ## Update Invoice Detail - [PUT /rest/2.0/ACTIVITY](https://bp-api-docs-v3.redocly.app/schema_10_05_2025/activity/put_activity.md): Update Invoice Detail ## Save Invoice Detail - [POST /rest/2.0/ACTIVITY](https://bp-api-docs-v3.redocly.app/schema_10_05_2025/activity/post_activity.md): Save Invoice Detail ## Delete Invoice Detail - [DELETE /rest/2.0/delete/ACTIVITY](https://bp-api-docs-v3.redocly.app/schema_10_05_2025/activity/delete_activity.md): Delete Invoice Detail ## Retrieve By Id Invoice Detail - [GET /rest/2.0/ACTIVITY/{id}](https://bp-api-docs-v3.redocly.app/schema_10_05_2025/activity/retrieve_by_id_activity.md): Get Invoice Detail By Id ## Retrieve Filtered Invoice Detail - [GET /rest/2.0/ACTIVITY](https://bp-api-docs-v3.redocly.app/schema_10_05_2025/activity/retrievefiltered_activity.md): Get record(s) using filters ## Update Invoice Detail - [PUT /rest/2.0/ACTIVITY](https://bp-api-docs-v3.redocly.app/schema_10_05_2025/activity/put_activity.md): Update Invoice Detail ## Save Invoice Detail - [POST /rest/2.0/ACTIVITY](https://bp-api-docs-v3.redocly.app/schema_10_05_2025/activity/post_activity.md): Save Invoice Detail ## Delete Invoice Detail - [DELETE /rest/2.0/delete/ACTIVITY](https://bp-api-docs-v3.redocly.app/schema_10_05_2025/activity/delete_activity.md): Delete Invoice Detail