---
method: POST
headers:
  Authorization:         AWS4-HMAC-SHA256 Credential=access/20091028/us-east-1/sqs/aws4_request, SignedHeaders=content-type;host;x-amz-content-sha256;x-amz-date, Signature=961fab18f46355378a4215ea705adc736b6fef6bbad03c963ebb5dd7bf9057a1
  Host:                  queue.amazonaws.com
  Content-Type:          application/x-www-form-urlencoded; charset=utf-8
  X-Amz-Content-SHA256:  e10aab72f59365b32e14236ee9d29639661b8e9b6d593cfe73ca61b356aa3085
  X-Amz-Date:            20091028T223200Z
body:
  Action=ChangeMessageVisibilityBatch&ChangeMessageVisibilityBatchRequestEntry.1.Id=change_visibility_msg_2&ChangeMessageVisibilityBatchRequestEntry.1.ReceiptHandle=MbZli%2BJvwwJaBV%2B3dcjk2W2vA3%2BSTFFljTJg6HYSasuWXPJB%2FWeR4mq21A2x%2FKSbkJ0%3D&ChangeMessageVisibilityBatchRequestEntry.1.VisibilityTimeout=45&ChangeMessageVisibilityBatchRequestEntry.2.Id=change_visibility_msg_3&ChangeMessageVisibilityBatchRequestEntry.2.ReceiptHandle=MbZli%2BJvwwJaBV%2B3dcjk2W2vA3%2BSTFFljTJg6HYSasuWXPJB%2FWeR4mq21A2x%2FKSbkJ0%3D&ChangeMessageVisibilityBatchRequestEntry.2.VisibilityTimeout=45&QueueUrl=http%3A%2F%2Fsqs.us-east-1.amazonaws.com%2F123456789012%2FtestQueue%2F&Version=2012-11-05