{
  "manageEntity": {
    "action": "Create",
    "entityId": "590462725",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":590462725,\"description\":\"\",\"playlist_name\":\"Foi pra luz entrar - Xande feat Velvetech\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1777597343,\"metadata_timestamp\":1777597343,\"track_id\":1245557901}]}}",
    "nonce": "0xb1a3ed155d7ed49fbbd749cae284537f48aa0a6a8a3b76a7e737ff7150543c50",
    "signature": "0x5dc7131a3c709e49a620b7baab06a844193dec915e97bcee98203d7051ab676101610a57ab60a08a7b1f5852fb41b331b6df50ae249eae675da484c93ad39ff51b",
    "signer": "0x1d7977a438bBF99AafdA2633A385c2989813552f",
    "userId": "447156818"
  }
}