{
  "manageEntity": {
    "action": "Update",
    "entityId": "423104412",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_name\":\"No Parental Guidance (work in progress)\"}}",
    "nonce": "1792337314213568553",
    "signature": "0x7ff091dd415d3a59e272d500fa11c06a1a378be55688472c546f48c5920945fc71c0a81939996c0f7e001f40bc9854ad8a69492bada063fd94a45f6e8bc021ab1c",
    "signer": "0x7d853670b15a2150BFfd80b516C26EEd400f695a",
    "userId": "850116073"
  }
}