{
  "manageEntity": {
    "action": "Save",
    "entityId": "4629",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0d4164383a159948fa05cc28ab2adc07ca0a2538ffd7b95d0ba658a8612edd88",
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}