{
  "manageEntity": {
    "action": "Create",
    "entityId": "1784804011",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New playlist\",\"is_private\":true,\"cover_art_cid\":\"\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"parental_warning_type\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[],\"playlist_image_sizes_multihash\":\"\"}}",
    "nonce": "0x6db08e36006bf4779bc37755ec9c63523bbf58d24c1c447af0aa3bc55c5941e9",
    "signature": "0xcb3c374a45b66d02d178cd36fa85a6a7a52745c86cf28dafffa7a91be4d294b310face7325fc83c11e478b08ed31709c480a87083027631eb0b434829c362e6b1b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}