{
  "manageEntity": {
    "action": "Create",
    "entityId": "431283161",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":431283161,\"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": "0xd7ecb0169180b6053edb88f886c6b54a62711e2f33e2177851c2efef29e1b447",
    "signature": "0xb4d7357fbe5ee64437338a6a1957bb9db3a5a7ffef8b6b6367b22a9d2c5771e0612a58d533cd71b767a227f93c894cf3d9a6e6b15266eae381790bd410db57751c",
    "signer": "0x86beE5CDfE71314F9Df4d339B0B957aaeC4248a2",
    "userId": "793352718"
  }
}