{
  "manageEntity": {
    "action": "Save",
    "entityId": "718860097",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x4827e89e45c2be7ffea2b571329ac7836e5d96ba17fe169a30d27464602f3924",
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    "signer": "0x53d8e61f7BdCd69E26B5AAe8F197464091224DB4",
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  }
}