{
  "manageEntity": {
    "action": "Create",
    "entityId": "155564780",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":155564780,\"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": "0x001ba4b30685efa138ab6cdeabea9ddf4123d496ac5e8cb557fac10641deefcf",
    "signature": "0x34cc6da9f4b7d15e3b53eb032c1790a46f88335993c63111444e4bf87816c64477e59d0acc06de3cc54280605fd76047aef4df34a88609e2bed98a192b65bff11b",
    "signer": "0x84793f43E85d21da026aE99dCb644a3b8594bB2C",
    "userId": "997184805"
  }
}