{
  "manageEntity": {
    "action": "Create",
    "entityId": "1352108139",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1352108139,\"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": "0x8a75858387dfd17a4abc9a8589bcb23d719060e355df825813418b48b1b093b7",
    "signature": "0x3f35da4abe426cdfbd28d1d723e5519764f67dbf7c0514aaed50fbd6614814ba66da216ec71cbfc0adb21ddfd66bf5e31f4793b5027f2a2e68ef88958ae2ff621c",
    "signer": "0x680514367f5E83bAcCbB03125aB2D053a3b288FB",
    "userId": "222170086"
  }
}