{
  "manageEntity": {
    "action": "Create",
    "entityId": "627804628",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":627804628,\"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": "0xe85f780e5202faa0da6758f73700a231a9598e45e352c034bb8271f75eab5dbc",
    "signature": "0xac8cad1a5126203a54e7cb4d18ab00c8bd1d76c5dd9acb09d6901d06cbbcb35351017a4b8e5744c04331e58cee70c1a8cef2946b32bb816fcda2663a5862b2601b",
    "signer": "0x25ec36593ef5abE8663D916865ef8DD80BE4c1D2",
    "userId": "91562943"
  }
}