{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa3f183fb3512d1335ab443c7bf4ee1c4e5924846af76f4635a31a8b6175640db",
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}