Instagram Posts Using a Music Track (by Music ID or URL)

{
  "type": "object",
  "anyOf": [
    {
      "required": [
        "music_url"
      ],
      "properties": {
        "music_url": {
          "type": "string",
          "minLength": 1
        }
      }
    },
    {
      "required": [
        "music_id"
      ],
      "properties": {
        "music_id": {
          "type": "string",
          "minLength": 1
        }
      }
    }
  ],
  "properties": {
    "max_id": {
      "type": "string",
      "description": "Pagination cursor for next page"
    },
    "music_id": {
      "type": "string",
      "examples": [
        "564058920086577"
      ],
      "description": "Music ID"
    },
    "music_url": {
      "type": "string",
      "examples": [
        "https://www.instagram.com/reels/audio/564058920086577"
      ],
      "description": "Music URL (alternative to music_id)"
    }
  },
  "additionalProperties": false
}

{
  "type": "object",
  "properties": {
    "items": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": true
      },
      "description": "Posts using this track. Observed as an empty array on BOTH calibration fixtures (including the popular, well-known track, whose music page came back restricted) -- the shape of a populated entry has never been observed and is UNCONFIRMED."
    },
    "metadata": {
      "type": "object",
      "properties": {
        "music_info": {
          "type": [
            "object",
            "null"
          ],
          "description": "Observed `null` on the one fixture calibrated; populated shape UNCONFIRMED."
        },
        "original_sound_info": {
          "type": [
            "object",
            "null"
          ],
          "description": "Observed `null` on the one fixture calibrated; populated shape UNCONFIRMED."
        },
        "additional_audio_info": {
          "type": [
            "object",
            "null"
          ],
          "description": "Observed `null` on the one fixture calibrated; populated shape UNCONFIRMED."
        }
      },
      "description": "Additional track metadata. Every sub-field was observed `null` on the one fixture where this object appeared.",
      "additionalProperties": true
    },
    "media_count": {
      "type": "object",
      "properties": {
        "clips_count": {
          "type": "number",
          "description": "Number of video clips (Reels) using this track."
        },
        "photos_count": {
          "type": "number",
          "description": "Number of photo posts using this track."
        }
      },
      "additionalProperties": true
    },
    "paging_info": {
      "type": "object",
      "properties": {
        "more_available": {
          "type": "boolean",
          "description": "Whether a further page exists via the `max_id` input."
        }
      },
      "additionalProperties": true
    },
    "audio_ranking_info": {
      "type": "object",
      "properties": {
        "best_audio_cluster_id": {
          "type": "string",
          "description": "Internal identifier for the ranking cluster this track belongs to."
        }
      },
      "additionalProperties": true
    },
    "music_canonical_id": {
      "type": "string",
      "description": "The track's canonical numeric identifier. Empty string observed for a music_id that does not resolve to a real track."
    },
    "audio_page_segments": {
      "type": "array",
      "items": {},
      "description": "Observed as an empty array on the one fixture where this field appeared; its populated shape is UNCONFIRMED."
    },
    "formatted_media_count": {
      "type": "string",
      "description": "Human-readable count of media using this track, e.g. '1.2M'. Observed as an empty string on the one fixture where the field appeared."
    },
    "audio_page_reporting_id": {
      "type": "string",
      "description": "The track's own internal numeric identifier, observed matching `music_canonical_id`."
    },
    "is_music_page_restricted": {
      "type": "boolean",
      "description": "Whether the track's own music page is currently restricted/unavailable."
    },
    "music_page_restricted_context": {
      "type": "object",
      "properties": {
        "text": {
          "type": "string",
          "description": "Human-readable reason the music page is restricted, e.g. 'This page is temporarily unavailable.'"
        }
      },
      "additionalProperties": true
    },
    "auto_created_reels_preview_metadata": {
      "type": "array",
      "items": {},
      "description": "Observed as an empty array on both fixtures; populated shape UNCONFIRMED."
    }
  },
  "description": "The track-usage record, as returned at routing.responseResultPath ($.output). A nonexistent `music_id` (see the `unknown-track-empty` fixture) still returns a populated top-level object -- `music_canonical_id` as an empty string, `auto_created_reels_preview_metadata` as an empty array -- rather than `{}`, so no field below is declared required.",
  "additionalProperties": true
}