PENDING operation, and the terminal processes the command in the background. You then poll the operation to see how it finished.
Terminal operations are administrative commands. They do not start a payment. To take a payment on a terminal, see creating a terminal session.
Available operations
Send a command
PENDING.
Idempotency
Pass anIdempotency-Key header to ensure the same command is only executed once, for example when retrying after a network error.
One operation at a time
A terminal processes one operation at a time. If an operation is already pending for the terminal, the API responds with409 Conflict and a Retry-After header indicating how many seconds to wait before retrying.
List operation results
Poll operations to see how a command finished. The endpoint returns operations and supports filtering byterminal_id and operation_id.
id returned when you sent the command.