{
  "manageEntity": {
    "action": "Create",
    "entityId": "626497394",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":626497394,\"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": "0xefd51b8792ceed8732ddac0af52802e094737019574864f850f30359a1e62b7f",
    "signature": "0xfa6b3be5e4cdc8186c09e00d9523b75ef1324447807d9d7670ea7270dcc4f9b37c8f4b3067383b7a91c1d9d7a27ecc803533fd762e09a34d82301ee3c24018e71c",
    "signer": "0x26c9Ba025b1F8FDd09d2DA4C26d5e7ddE406cE62",
    "userId": "578028169"
  }
}