{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf27c5e55047d7b827185466fb758bffd235561f8ea7c0ac79a9cfdf4f0ff7179",
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}