Invocation type of a Lambda.
Validate parameter values and verify that the user or role has permission to invoke the function.
Invoke the function asynchronously.
Send events that fail multiple times to the function’s dead-letter queue (if it’s configured). The API response only includes a status code.
Invoke the function synchronously.
Keep the connection open until the function returns a response or times out. The API response includes the function response and additional data.