curl --request GET \
  --url https://localhost:5000/users/{identifier}/followers \
  --header 'Authorization: Bearer <token>'

{
  "success": true,
  "followers": [
    {
      "name": "<string>",
      "username": "<string>",
      "email": "jsmith@example.com",
      "_id": "<string>",
      "image": "<string>",
      "bio": "<string>",
      "gender": "<string>",
      "emailVerified": true,
      "followers": [
        "<string>"
      ],
      "following": [
        "<string>"
      ],
      "bookmarks": [
        "<string>"
      ],
      "blocked_users": [
        "<string>"
      ],
      "createdAt": "2023-11-07T05:31:56Z",
      "updatedAt": "2023-11-07T05:31:56Z",
      "isFollowing": true
    }
  ]
}