{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x9b18f289a86315db2dab06c717a5e3b94f25425a923c8f50387cc41a573486a6",
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}