{
  "manageEntity": {
    "action": "Create",
    "entityId": "846945038",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":846945038,\"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": "0x4fc670daee2ecc138b481e037d1b54a6f61b1431fa17dc6dec7da486abd3e385",
    "signature": "0x0705802076d6a7acdbe3263bcf12f6700c8daf2abf91c14621208879309f17457abed97d257bf9de64b7286d14eb30237c61978f967be1a2412f690b70658b181b",
    "signer": "0xa0306042Ffad1d4cBEd7ad969C64Ee57a49d425f",
    "userId": "718100986"
  }
}