After sending a message, this action may be used to obtain additional details including time of the submission to Iridium.

QUEUEDThe message has been accepted, but has not yet been submitted to the Iridium gateway
SUBMITTED The message was accepted by the Iridium gateway
REJECTED The message was rejected by the Iridium gateway.

The response will also provide the order of the message in the IMEI's MT queue (queueSize).

Click Try It! to start a request and see the response here!