{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x83451c2b12ec52e9dee9e5266d288ccc788c13727b430c9538d38c41bebb757f",
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}