{
  "manageEntity": {
    "action": "Create",
    "entityId": "1515373433",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1515373433,\"description\":\"\",\"playlist_name\":\"TALK TO ME \",\"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\":1774899579,\"metadata_timestamp\":1774899579,\"track_id\":700559264}]}}",
    "nonce": "0x7a77563bbda498fbc37ff08f78a787c89691ced927d1bbf0497194f7ae3d4747",
    "signature": "0xd0c6661d3b85d0820e9c9b1e290e01ae151924215c68e8d0127ba653cec091345ed3c28339657a055daa82517c3c67cb7cd691ba5bc3309e327e72a514eb97d81b",
    "signer": "0xD557322f4C774bc1d087C164282a9eA16f825e2B",
    "userId": "67688885"
  }
}