{
  "manageEntity": {
    "action": "Create",
    "entityId": "2066738854",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":2066738854,\"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": "0x640bc65a67fa882acb1147230ec3567ce32bd85b6f5e0129e4b58cbf62d309c3",
    "signature": "0xc4b315a047887887beedb935e70864e1edbdd4bacf442a48fceeabb71f6f2e4d1d00577d4478b3c49b82a9ae192d30893bc7e0920b2930b1c671fe911552cf231b",
    "signer": "0x473ac84E91B21C4fEEa96a0742db8bAeDC7F3A5e",
    "userId": "612535858"
  }
}