{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xdb0ece1a1a0eeb6ad4f600228e3fb45227bde9451a18ed514f94cd0056f4ae25",
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}