{
  "manageEntity": {
    "action": "Save",
    "entityId": "1428",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x3e65fc5352ce49e87ea1a686917e801b2053a3854d72eab903067b23e69dc229",
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  }
}