{
  "manageEntity": {
    "action": "Create",
    "entityId": "1183401105",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1183401105,\"description\":\"\",\"playlist_name\":\"Trvpet [Planet MarZ]\",\"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\":[{\"timestamp\":1777571473,\"metadata_timestamp\":1777571473,\"track_id\":382525652}]}}",
    "nonce": "0x9d3956e96ac1bf8d0e64182405cabb4f78beaad3f631494edfdeb1964593d1e8",
    "signature": "0x97ecf2d4e5c3e81686e6ff7322f2bd3c49bacbe8588282950c7d74355c173aa6716303e5855a4298b6943c60243ad7b99f64f707d246c7e8815305f40bb773bc1c",
    "signer": "0x9436FA87F6c8C3aa9e0F0fc7960566dEeB9e23d4",
    "userId": "2047015"
  }
}