{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x418c59c3b934c63c3df66a42a9b3095a945148dc6d8755403826e2eb07871eca",
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}