{
  "manageEntity": {
    "action": "Create",
    "entityId": "2030620325",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":2030620325,\"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": "0x1f1adcdef3fb50714c6d06819a439a90fbb43a03e2918f75055852d8e5979d27",
    "signature": "0x984d492ef9f22f1f088fa97f2a81d35cf1e46229bcde26c4c8763c1113676d6279c9ebd5cfb7669222ba7f93842425550e2958950bf9d6af38e4091d3765d0f71b",
    "signer": "0x02Aff1eA35109189Cb2cD22bCa09A69bE6395397",
    "userId": "773128954"
  }
}