# Amazon SQS - Send Message Action
This action allows you to send a single message to a chosen SQS queue.
# Input fields
| Field name | Description |
|---|---|
| Queue | The queue to send messages to. |
| Message body | The message to send. The maximum string size is 256 KB. This is normally unstructured data |
| Message attribute | A list of message attributes sent in the message. Use this for structured data. |
| Message system attribute | Currently, the only supported message system attribute is AWSTraceHeader. Its type must be String and its value must be a correctly formatted AWS X-Ray trace header string. The size of a message system attribute doesn't count towards the total size of a message. |
# Output fields
| Field name | Description |
|---|---|
| Request ID | The unique id of the request. |
| MD5 of message attributes | MD5 hash of message attribute |
| MD5 of message body | MD5 hash of message body |
| MD5 of message system attributes | MD5 hash of message system attribute |
| Message ID | The unique id of the message. |
| Sequence number | This parameter applies only to FIFO (first-in-first-out) queues. The large, non-consecutive number that Amazon SQS assigns to each message. |
Last updated: 2/24/2022, 4:32:25 PM