{
  "manageEntity": {
    "action": "Update",
    "entityId": "1282990255",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Problèmes - Feat Laetitia Bay\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqsecb3juxl5yf4j4rocvzxqgmydr2uk5jih6pfd5n27likzdxwxcmsy\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1784510999,\"metadata_timestamp\":0,\"track_id\":1467611391}]}}",
    "nonce": "0x51caf0ab168d09bc3f616fe6617aee2438aa430c397c86fd55490a86cccdc405",
    "signature": "0x8414f50ca3a87cfd95d90c0d84dbf3e725c6968f030c831328b8d04795c77baa22f4371348e095519d13df6e962176855a214ed6224d9cf2538de0c7b5f9f3f61b",
    "signer": "0xE10BF706773d5f19B44673084060aa617793A1D1",
    "userId": "626714582"
  }
}