{
  "manageEntity": {
    "action": "Create",
    "entityId": "633631309",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":633631309,\"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": "0xda53072bd6f7db7b032715731353538fc27fa4cfc22aa9332d968a0e7406d410",
    "signature": "0x149ec29d094eb7814221ead592ad79b02cf472fe6908fe67560ed2c441fd99ea55f0334570ee73187bf11c8cbcc38f59368533e25a25239b9366a5e3e373b5a31c",
    "signer": "0x88f32c3cEB2a2cFdA5D449ECe4cd51DF1D6c09D3",
    "userId": "858635686"
  }
}