Douyin Handle & User ID Lookup (by sec_user_id, Web v4)

{
  "type": "object",
  "required": [
    "sec_user_id"
  ],
  "properties": {
    "sec_user_id": {
      "type": "string",
      "minLength": 1,
      "description": "The Douyin account's sec_user_id, the opaque id in its web profile URL (not its @handle)."
    }
  },
  "additionalProperties": false
}

{
  "type": "object",
  "properties": {
    "user": {
      "type": "object",
      "properties": {
        "uid": {
          "type": "string",
          "description": "The account's numeric Douyin user ID."
        },
        "sec_uid": {
          "type": "string",
          "description": "The account's sec_user_id."
        },
        "nickname": {
          "type": "string",
          "description": "The account's public display name."
        },
        "unique_id": {
          "type": "string",
          "description": "The account's Douyin ID (the handle shown on its profile); can be a default numeric ID."
        }
      }
    },
    "status_code": {
      "type": "number",
      "description": "0 when the lookup succeeded."
    }
  },
  "description": "The account's identifiers, as returned after shaping."
}