{
  "manageEntity": {
    "action": "Save",
    "entityId": "78391",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x41f91daba9ae461f8f4c450ec82cc3e03fe02a864ccccfdf8c5af5da74217d0d",
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    "signer": "0x53d8e61f7BdCd69E26B5AAe8F197464091224DB4",
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  }
}