{
  "manageEntity": {
    "action": "Create",
    "entityId": "2097812063",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":2097812063,\"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": "0xb976fa947945e8220d53d9c9e26376460d2d380124dc6299a8bb6acea65ed5f6",
    "signature": "0xd5c03978ceaa3565efd3ecf037deabce89d1b0ebed5ad9db9f34228d644cb9ea4eb92c940fd2b43094055afd32e92bae5010775429a3637741589236875df8a51b",
    "signer": "0x8541894E643D02562c925b24cA4De917950B837D",
    "userId": "970214396"
  }
}