{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x3f25c9b88211fbc705d02c9ba14cb97979a75c081a318127cf9cf8c922906960",
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}