{
  "manageEntity": {
    "action": "Create",
    "entityId": "1807466901",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1807466901,\"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": "0x1018f38596d72db66116cf0be1f8ed2b43845e06f4d6aeef639eba165c6ce01b",
    "signature": "0x96947b9d57e9f2eeac0272c2ee63fd8733454b18a4a9071914743bd98ee3baa41b832772bfe52040d08e1e6772c2781985f0b752882622f118ba6387218a78221c",
    "signer": "0xbC5983F6Eb5363a4d5aE09C68659BD9eE0208E0a",
    "userId": "715009237"
  }
}