{
  "manageEntity": {
    "action": "Create",
    "entityId": "150692368",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":150692368,\"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": "0xb012e1b632314ba8bb0c8c8f48604abd6e3c9537e7f4593cdf665563d1358ebc",
    "signature": "0xa8a9fed1f84a679f9ac69468848e498ecc849d21cd2d4bfd3ed6a8b1b7494f8279c56fd6836fdbab699dcfc0dce4f2baa6d38ef685c657dc3b77abf9fd4eed0d1c",
    "signer": "0xe3D5b106279f548FFddA4A8205F7149cd07e088d",
    "userId": "802945079"
  }
}