{
    "requests": [{
        "id": 1,
        "method": "GET",
        "url": "/users/somemailbox@mytenant.onmicrosoft.com/messages?$select=id,internetMessageId,toRecipients,ccRecipients,bccRecipients,subject,isRead,sender,receivedDateTime&$top=500&$search="received>=2019-06-19 AND (subject:\"PO# 123\" AND from:email@domain.com)""
    }]
}

{
  "responses": [
    {
      "id": "1",
      "status": 400,
      "body": {
        "error": {
          "code": "BadRequest",
          "message": "There is an unterminated string literal at position 39 in '"received>=2019-06-19 AND (subject:\"PO'.",
          "innerError": {
            "request-id": "801078a5-d3c6-4b93-a152-6653a3d8ca44",
            "date": "2019-07-22T06:29:16"
          }
        }
      }
    }
  ]
}