{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xee86b51704c789b24653b20a7f4bb5656c14b7ce160473b10e0e4df5b9e1838d",
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}