{
  "manageEntity": {
    "action": "Create",
    "entityId": "933162115",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":933162115,\"description\":\"\",\"playlist_name\":\"My Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsed62tdbv2wbyvv6jckhs5v3m7x2syjkftgegfn43awdgg2p2e42q4\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x1ac971835fd7be4d9619c40da2a38d68c4f6d26b14fb2fb9c8c5715c6cd8d8ce",
    "signature": "0x7bfc172d7d4e37a66a29ec462240eeac3ca513ac573670352220c69804555e4c41826ff32970883fb2693e2b7e43ea144e37234c011788700d3ab45ef71799321c",
    "signer": "0x9c91068943495A5121bB90345fEDED3BEa44Baa7",
    "userId": "550747401"
  }
}