{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc051ba9b9fd9d279f6af21e29da66fb97aa8177df31d6e5aba8905fe43326ebe",
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}