{
  "manageEntity": {
    "action": "Create",
    "entityId": "1098243711",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1098243711,\"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": "0xb2a31a6767f968643fe55547ca15effc191ce5a8d79d88da6a264d054a928685",
    "signature": "0x59070b14f5ea730dd5efa79617537c24477fc10581c0f15f19daecadbfa2551d2f235bb0c72a3eecb10ddb10ef4643ce8a82553e7fa71aa86abdc1c0989e98611b",
    "signer": "0x62858Eef13b4A2ef7cAD9Eb37D1a547102a55A2B",
    "userId": "238991585"
  }
}