{
  "manageEntity": {
    "action": "Create",
    "entityId": "1969556680",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1969556680,\"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": "0x076624032afbd25cbcd3543f33ce2527477f21631ca07553ba3df13057f321cd",
    "signature": "0x7e2f5ac0053338b1e0aede5224fd89c08d9a11375fbf690bada3d4c9f84ec6fa09fde1789f7bf5a052707abf29aff92dac7309a9328bd2fad4bf55dbab3a31dc1b",
    "signer": "0xe1a52F892CdFA6BeF0b10F2c618F838f070B9cF2",
    "userId": "324614320"
  }
}