{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc145c15315318525149bc0e86ef328c955d775875c7d41d881d99ebb5be98a7b",
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}