{
  "manageEntity": {
    "action": "Create",
    "entityId": "2071514213",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":2071514213,\"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": "0x49d264fdbbdb111b1eff1e80d573ad74d33c65ce84e9a97a683c0b75be16b201",
    "signature": "0xb7d6127553de301407e7b421dd903d5de7b0803df1684aa836bdb2dfa0edb4b12663ce7d598b1b4843ecf4af927833a5082f86e7ab70b382e64fb09bd67b5ac91c",
    "signer": "0xa57593F3a1A5195a04478EbE63b027bE3f1466C5",
    "userId": "1683"
  }
}