{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe860f630b999195a957c354aefe1fc3e1b2335162170dc602b71b98859c44ed3",
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}