Bilibili Popular Video Feed (Paginated)

{
  "type": "object",
  "required": [
    "idx"
  ],
  "properties": {
    "idx": {
      "type": "integer",
      "description": "Page index"
    },
    "last_param": {
      "type": "string",
      "description": "Last video ID"
    }
  },
  "additionalProperties": false
}

{
  "type": "object",
  "properties": {
    "data": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "idx": {
            "type": "number",
            "description": "The card's position within this page."
          },
          "uri": {
            "type": [
              "string",
              "null"
            ],
            "description": "The app deep link to play this video, including short-lived signed playback tokens and internal CDN routing. Value withheld (stripped to `null`) in this tool's output -- the tokens expire quickly and are not meaningful to a customer."
          },
          "bvid": {
            "type": "string",
            "description": "The video's Bilibili id."
          },
          "goto": {
            "type": "string",
            "description": "The card's content type. `av` (a video) on every card observed; other values are not confirmed."
          },
          "cover": {
            "type": [
              "string",
              "null"
            ],
            "description": "The video's cover image URL. Value withheld (stripped to `null`) in this tool's output -- only whether a cover exists is a given, not the image itself."
          },
          "param": {
            "type": "string",
            "description": "The video id to pass as this tool's `last_param` input to fetch the page after this card."
          },
          "title": {
            "type": "string",
            "description": "The video's title."
          },
          "from_type": {
            "type": "string",
            "description": "Why this card was surfaced, e.g. \"recommend\"."
          },
          "is_popular": {
            "type": "boolean"
          },
          "right_desc_1": {
            "type": "string",
            "description": "The uploader's public channel display name."
          },
          "right_desc_2": {
            "type": "string",
            "description": "A display string combining view count and recency, e.g. \"22.3万观看 · 10小时前\"."
          },
          "rcmd_reason_style": {
            "type": "object",
            "properties": {
              "text": {
                "type": "string",
                "description": "The badge text, e.g. \"人气飙升\" (trending up)."
              }
            },
            "description": "The short recommendation badge shown on this card, when the feed sets one -- observed on some cards and absent on others in both fixtures.",
            "additionalProperties": true
          },
          "cover_right_text_1": {
            "type": "string",
            "description": "Duration overlay shown on the cover, e.g. \"2:43\"."
          }
        },
        "additionalProperties": true
      },
      "description": "This page's popular videos, in feed order."
    }
  },
  "description": "The popular-feed page, as returned at routing.responseResultPath ($.output). `data` holds this page's video cards in feed order; pass a returned card's `param` back as this tool's `last_param` input to fetch the next page (confirmed against `second-page.json`, whose `last_param` input matches a `param` value returned by `first-page.json`).",
  "additionalProperties": true
}