{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa827eb3a09f0bb11be87fe23b904b0a74d9381f9d479f0b87f204c127bc39fda",
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}