{
  "manageEntity": {
    "action": "Create",
    "entityId": "1758687269",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1758687269,\"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": "0xd005483e045e06e6ad9e2b99cebc3341166e19cd336930bb1df8f49b6b33d2ea",
    "signature": "0xa19a0d5ec7d6ab6b9eefeec022e76ba0083deaf43b676784e29a33ab92afdded5d62637e483f4cc1a55c8a0f50c3124a76bfafae24e98b585e7465db6fb991271b",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}