Get all the related videos of a video

{
  "type": "object",
  "properties": {
    "filter": {
      "type": "string",
      "enum": [
        "related"
      ]
    },
    "page": {
      "type": "number"
    },
    "per_page": {
      "type": "number"
    },
    "video_id": {
      "type": "number"
    }
  },
  "required": [
    "video_id"
  ],
  "additionalProperties": false
}