{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xd7e3edf6906be5d86e860e0774a632b957f857d0ed69e1c20284c7a415f6adf8",
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}