{
  "manageEntity": {
    "action": "Create",
    "entityId": "1346151055",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1346151055,\"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": "0x811fae47e3a4340e24cb53fbcd099454daed9ca88b8db2bc2b6a16fd2e8c2d61",
    "signature": "0x3aa00771ce427656e9be8e7846c0feffa78a2e740143828db30d3b1a42925fed09ef2ba486de1c624a66275b3694a3f442b612e23c5046271ee54b08a209b0bd1c",
    "signer": "0x5C3ED23667FcFdce6d7D7E645C5F96878Da6c74A",
    "userId": "110794540"
  }
}