{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x9f349f721cfcc1248e668017ae99e2459dea18d2c520d7c8a561ff45896669f0",
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    "signer": "0xcdc1772589e70ee6667FAaC93E3F0CcD5BFDa2aE",
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  }
}