{
  "manageEntity": {
    "action": "Save",
    "entityId": "212056030",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6ccdc6b56b4960e06d517e035948da94d9d25724d8d070347321aa155e22121e",
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    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}