curl --request GET \
  --url https://api.thehaystack.ai/v2/haystack/items/{itemId}/similar \
  --header 'Authorization: Bearer <token>'

{
  "items": [
    {
      "item": {
        "id": 123,
        "title": "The Power of Prayer",
        "subTitle": "<string>",
        "description": "<string>",
        "shortDescription": "<string>",
        "date": "2025-01-15",
        "collectionId": 123,
        "seriesId": 123,
        "orderInSeries": 123,
        "urlSlug": "<string>",
        "durationSecs": 123,
        "status": "draft",
        "wizardStep": "basicDetails",
        "publishedDate": "2023-11-07T05:31:56Z",
        "autoPublish": true,
        "squareImgUrl": "<string>",
        "wideImgUrl": "<string>",
        "ultraWideImgUrl": "<string>",
        "verticalImgUrl": "<string>",
        "entryDate": "2023-11-07T05:31:56Z",
        "collection": {
          "id": 1,
          "name": "Sunday Sermons",
          "itemDescriptor": "sermon",
          "contentFormat": "sermon",
          "fullService": false,
          "variantTypes": [
            {
              "id": 123,
              "name": "Sermon Video",
              "contentType": "video",
              "indexable": true,
              "displayOrder": 123,
              "collectionId": 123
            }
          ]
        },
        "series": {
          "id": 123,
          "title": "The Gospel of John",
          "subTitle": "<string>",
          "collectionId": 123,
          "description": "<string>",
          "shortDescription": "<string>",
          "sortOrder": 123,
          "itemSortDirection": "DESC",
          "showItemOrderInSeries": true,
          "urlSlug": "<string>",
          "colorHex": "#FF5733",
          "squareImgUrl": "<string>",
          "wideImgUrl": "<string>",
          "ultraWideImgUrl": "<string>",
          "published": true,
          "verticalImgUrl": "<string>",
          "squareImgMetadata": {},
          "wideImgMetadata": {},
          "ultraWideImgMetadata": {},
          "verticalImgMetadata": {},
          "items": "<array>",
          "collection": {
            "id": 1,
            "name": "Sunday Sermons",
            "itemDescriptor": "sermon",
            "contentFormat": "sermon",
            "fullService": false,
            "variantTypes": [
              {
                "id": 123,
                "name": "Sermon Video",
                "contentType": "video",
                "indexable": true,
                "displayOrder": 123,
                "collectionId": 123
              }
            ]
          }
        },
        "speakers": [
          {
            "id": 123,
            "name": "Pastor John Smith",
            "bio": "<string>",
            "imageUrl": "<string>",
            "imageFilename": "<string>",
            "itemCount": 123
          }
        ],
        "scriptures": [
          {
            "id": 123,
            "itemId": 123,
            "book": "<string>",
            "bookName": "Matthew",
            "chapter": 123,
            "verseStart": 123,
            "verseEnd": 123,
            "keyVerse": true,
            "suggested": true,
            "accepted": true,
            "displayOrder": 123,
            "citation": "Matthew 5:1-12",
            "hidden": true
          }
        ],
        "mediaAssets": [
          {
            "id": 123,
            "itemId": 123,
            "item": "<unknown>",
            "contentType": "audio",
            "mimeType": "<string>",
            "variantTypeId": 123,
            "variantType": {
              "id": 123,
              "name": "Sermon Video",
              "contentType": "video",
              "indexable": true,
              "displayOrder": 123,
              "collectionId": 123
            },
            "fileSizeBytes": 123,
            "durationSecs": 123,
            "bitrate": 123,
            "videoWidth": 123,
            "videoHeight": 123,
            "filename": "<string>",
            "originalFilename": "<string>",
            "externalPlatform": "youtube",
            "externalPlatformId": "<string>",
            "muxAssetId": "<string>",
            "muxPlaybackId": "<string>",
            "status": "created",
            "url": "<string>",
            "downloadUrl": "<string>",
            "chapters": [
              {
                "id": 123,
                "itemId": 123,
                "mediaAssetId": 123,
                "title": "Introduction",
                "startMs": 123,
                "suggested": true,
                "accepted": true,
                "hidden": true
              }
            ],
            "entryDate": "2023-11-07T05:31:56Z"
          }
        ],
        "resources": [
          {
            "id": 123,
            "itemId": 123,
            "title": "<string>",
            "subTitle": "<string>",
            "description": "<string>",
            "resourceTypeId": 123,
            "displayOrder": 123,
            "contentType": "file",
            "fileMimeType": "<string>",
            "fileSizeBytes": 123,
            "externalPlatform": "youtube",
            "externalPlatformId": "<string>",
            "thumbnailImgUrl": "<string>",
            "url": "<string>",
            "resourceType": {
              "id": 123,
              "name": "<string>"
            },
            "linkTarget": "<string>"
          }
        ],
        "suggestedDescription": "<string>",
        "suggestedShortDescription": "<string>",
        "errorMessage": "<string>",
        "indexedMediaAssetId": 123,
        "autoAcceptScriptures": true,
        "autoAcceptMediaChapters": true,
        "transcriptUrl": "<string>",
        "topics": [
          {
            "id": 123,
            "name": "<string>",
            "itemCount": 123
          }
        ],
        "squareImgMetadata": {},
        "wideImgMetadata": {},
        "ultraWideImgMetadata": {},
        "verticalImgMetadata": {}
      },
      "score": 123
    }
  ]
}