{
  "manageEntity": {
    "action": "Create",
    "entityId": "1141628920",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1141628920,\"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": "0xb9e11163d3d0e36e9b5a67c58bcec4f1789b97e4fe9cf9285e2cdfaec53f5175",
    "signature": "0x30e47b3272e545970c2392ad92e9fca9c2bc96a40054d624ce7b2594f1bb36105d8f99c77fd2750030265fa3a34195288076f6d2797d3f16c3672cddf1ab65241c",
    "signer": "0x0D6Fe979092018A5781aE6E1aB0095528543901c",
    "userId": "32331669"
  }
}