{
  "manageEntity": {
    "action": "Create",
    "entityId": "785337043",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":785337043,\"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": "0x335bc9868a1f7710b6fb11fc6e35a7057f081a408565a84fcdbc23b6902cf1e5",
    "signature": "0x403cb9f6b9b7c532546d09d9039ecbdf2b20f059bbdc44afed7f15e00003933e6e320d251527cbee4caa16c1d4a031ad151f1a75111f159b06f69261651162901c",
    "signer": "0xAe45Aa9d94350c6a7A8BfB66D3c1c2B51Ac488C6",
    "userId": "274010868"
  }
}