{
  "manageEntity": {
    "action": "Save",
    "entityId": "135834018",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6f53bebe1d2d91166f1db271dba085b656c2984764c37a50a9448aa0d596029f",
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    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
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  }
}