{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x48ca24625081d118254f748ececa1a5d39bf6b75a183ae6a1266aefefa3703a4",
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}