{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xefe0ed7d28db7af06408a31f0bcd3f48b54f62935734565ed09294f014c9da7d",
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}