{
  "manageEntity": {
    "action": "Save",
    "entityId": "321604982",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x617c658461816a396683610a662fff8fff7a490076b3317b0ee31b8b0fd90e0e",
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}