{
  "manageEntity": {
    "action": "Create",
    "entityId": "881632114",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":881632114,\"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": "0x08791fdc27cc7efbf81c68e644cdce78ea343759a928c1005cddbeb88e3a2807",
    "signature": "0xe2301af6b443d788c812c144b3aef8146f66d157eb7ffee291e03fb6f32fbe3d07089530ff5e4e6966911c8faf033db3c8bed2e8b16fe1329520fcd9b42cebea1c",
    "signer": "0x4aa5a207F36Ff1E12cbEfB5ef08bb83F8bF21F68",
    "userId": "562613548"
  }
}