Get a promotion request

curl --request GET \
  --url https://api.readmin.app/promotion-requests/{requestId} \
  --header 'loader-id: <api-key>'

{
  "success": true,
  "request": {
    "_id": "<string>",
    "groupId": "<string>",
    "targetUserId": "<string>",
    "targetUserName": "<string>",
    "currentRoleId": 123,
    "currentRoleName": "<string>",
    "requestedRoleId": 123,
    "requestedRoleName": "<string>",
    "reason": "<string>",
    "attachments": [
      "<string>"
    ],
    "requestedBy": "<string>",
    "requestedByName": "<string>",
    "votes": [
      {
        "userId": "<string>",
        "comment": "<string>",
        "attachments": [
          "<string>"
        ],
        "created": "2023-11-07T05:31:56Z"
      }
    ],
    "comments": [
      {
        "userId": "<string>",
        "message": "<string>",
        "attachments": [
          "<string>"
        ],
        "created": "2023-11-07T05:31:56Z"
      }
    ],
    "closedBy": "<string>",
    "closeComment": "<string>",
    "rankedTo": "<string>",
    "created": "2023-11-07T05:31:56Z",
    "closedAt": "2023-11-07T05:31:56Z"
  }
}