{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbe2368cc22e07b356b1302c09838be9ca15c69f5728fbe4aed524a3c48299df2",
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}