# Messaging Service to process external messages and modify device status based on the inputs. *NB!* Usage of the given API needs prior alignment with customer as each received message and intended behavior is different. Provided examples are some possible ways to use the endpoint. ## Process external messages - [POST /external/messages](https://docs.trackonomy.com/external-api/trackonomy-external-api/messaging/post-messages.md): Processes external messages including device patches and manifest data. Supports different message types for various data processing needs.