{
  "manageEntity": {
    "action": "Save",
    "entityId": "1334050521",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc822a437ed8f9230266c56ca6ea39897bf35db1d27aa3cadadc1332f85fe8f6c",
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    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
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  }
}