{
  "manageEntity": {
    "action": "Save",
    "entityId": "224434422",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x59131f6269b9f5ab9ff9d462d18ff354a5eff2add694f5d985cdd636e7b23ece",
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    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
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  }
}