{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xb31fc1b3973ee38941d29b43568169e84b26c711f058588fb4638a554fe4ccb3",
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}