{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xdc1f7117868a4f9507b30754741a3c0a7f91e74c2c9915cb79fa5b8bfec83be4",
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}