{"responses":{"200":{"content":{"application/json":{"schema":{"properties":{"access_token":{"description":"A new refreshed access token","type":"string"}},"type":"object"},"example":{"access_token":"string"}}},"description":"Refresh Successful"},"401":{"content":{"application/json":{"schema":{"properties":{"message":{"type":"string"}},"type":"object"},"example":{"message":"Unauthorized: Authentication required"}}},"description":"Unauthorized"},"500":{"content":{"application/json":{"schema":{"properties":{"message":{"type":"string"}},"type":"object"},"example":{"message":"Internal server error: An unexpected error occurred"}}},"description":"Fatal error"}}}