{
  "manageEntity": {
    "action": "Create",
    "entityId": "1266259261",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1266259261,\"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": "0xc8320a0bf1589748bd9721b4321506ea1d67fdf278488a1f7e6e3556e3ad3d3e",
    "signature": "0xccb6734a932c8d1a417727ff4e2b74dd09d892dda9e5563cefd00a47de1014c6641e8640cc0bb11485248424ce334de81438f6b55d97bcb7e522af0f076469971b",
    "signer": "0x9C1F89CDE33F8110394DfA4a5Af51201f8Ee41fB",
    "userId": "171594868"
  }
}