{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xeafc4dc19f2203087a4f959dd0caa942ab942c7664d9ffebe91dba17332ec9eb",
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}