{
  "manageEntity": {
    "action": "Create",
    "entityId": "110319193",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":110319193,\"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": "0x76d931efd1bfc7d8dd551f7d8d020c2c07c964cc443fcb7c753219bd58c8ce51",
    "signature": "0xa6ad034a62f638c65bff17a4b27cbb2521ccc6fd0099efeb391ed3c25a1efbe50dd01f021df9fc31b066132a43f6480f56e45177bc022edb12ad3d667254dd151c",
    "signer": "0x8bD50Caf0D290982E2705EBe89ED8fDCA620224a",
    "userId": "392289893"
  }
}