{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x261f874622d5622d638b813d3b07fd1b173210f23339c4c5e809902ab8437442",
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  }
}