{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x4db8e2cc0eefd52a27bc319f7a91d2493a6477b7da927bb09b78b2ee71c37b2a",
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}