{
  "manageEntity": {
    "action": "Create",
    "entityId": "376236553",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":376236553,\"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": "0xbd328716df40675030978ee5bdf3d53a0b0299c2ebd5adc5634b5244149ca3c9",
    "signature": "0x8af13ccd755c7a218a59b6c2c58d9ba1832b5ec0363b3e67a70615adc1efe79c5be07d65da56c4f65c6ce9bb70d4e0a088b0685d7ac48f01412ffef4cfad6a821b",
    "signer": "0x5CC64B02265Dcf47361435fD77775D146B493471",
    "userId": "109867509"
  }
}