{
  "manageEntity": {
    "action": "Create",
    "entityId": "871037550",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":871037550,\"description\":\"\",\"playlist_name\":\"New Playlist\",\"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\":[]}}",
    "nonce": "0x48bc97f42166fc75e5013b547ae53090e8ea66d77aa665775abbbfacc1f39366",
    "signature": "0xe68af97ee470875a9eb8b5294b0cec658a0e08d0dba857d5183800f027e6971d00fd0ef6fe3892042105c4b03ad2129f543cf8bcf7c616acbd009e659d2826701b",
    "signer": "0x705C3Be1F27A9694A390A0a58287440a6b43349E",
    "userId": "193978537"
  }
}