{
  "manageEntity": {
    "action": "Create",
    "entityId": "1630322224",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1630322224,\"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": "0x3b26296278071fe4f7a930ac3f2823e11cd0cac77fb5b938dc1d746f92547b65",
    "signature": "0x9932407c4bc1a62952971e5ce4a6fe44f932a0aa56439611431d9d48763e1a814e7feecbcffb66188bf8b6bae53f688ea63f134999a9d95611e4dc88c0f9b32f1b",
    "signer": "0x96c50718472DD1dFeDFa00e4Fc8dC13AB0fa8226",
    "userId": "867074934"
  }
}