{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe036ad50747d445b33f592fe24c06ab62701d0ddc6ae01654cf6b0ea87950660",
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}