**To send a message** This example sends a message with the specified message body, delay period, and message attributes, to the specified queue. Command:: aws sqs send-message --queue-url https://sqs.us-east-1.amazonaws.com/80398EXAMPLE/MyQueue --message-body "Information about the largest city in Any Region." --delay-seconds 10 --message-attributes file://send-message.json Input file (send-message.json):: { "City": { "DataType": "String", "StringValue": "Any City" }, "Greeting": { "DataType": "Binary", "BinaryValue": "Hello, World!" }, "Population": { "DataType": "Number", "StringValue": "1250800" } } Output:: { "MD5OfMessageBody": "51b0a325...39163aa0", "MD5OfMessageAttributes": "00484c68...59e48f06", "MessageId": "da68f62c-0c07-4bee-bf5f-7e856EXAMPLE" }