title: Rejected by SLM Monitor canada post api
body: <p>I keep getting error when querying for details from CanadaPost API. I go for about 300 request in foreach and some of them response 200 but most of them 500 with message below:
  Code: Server
  Error Msg: Rejected by SLM Monitor</p>
  
  <p>If i query single item it always goes well with 200 stutus code.</p>