1. A system comprising: a memory storing: a database; and a processor to execute the processor-executable process steps to cause the system to: establish a WebSocket connection at a WebSocket endpoint of the system with a WebSocket client; register a callback at the WebSocket endpoint for an event associated with an update to data of the database; identify an update to the data of the database at an HTTP endpoint of the system; in response to the identification of the update, send a trigger event from the HTTP endpoint; receive the trigger event at the WebSocket endpoint; and execute the callback by the WebSocket endpoint to transmit the update to the WebSocket client.