{
  "manageEntity": {
    "action": "Create",
    "entityId": "715017753",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":715017753,\"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": "0xc87e3bd03b3da6b0344ea777afc892d3de3fcdf98bd2e2478c3ac2a2c6a4d44c",
    "signature": "0xbaf9c342bfac868c953165123a5e0879c2a89c160b46d70d2e8aed1d34e7dab652a77c0d1d8d445fa085b59d9a6f96a46397ef2da018e1a30f89f3f48942b08a1c",
    "signer": "0x2Edf46ADa8E59c3B9773BD314ee3E6Cc6CCD4252",
    "userId": "908896153"
  }
}