{
  "manageEntity": {
    "action": "Update",
    "entityId": "199497792",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"Reminds me of love\",\"playlist_name\":\"Remember \",\"is_private\":false,\"cover_art_cid\":\"\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"parental_warning_type\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[],\"playlist_image_sizes_multihash\":\"01KT058T368NYFHYP08SRW20NB\"}}",
    "nonce": "0x05aec4642664b47ee69054b19de49939dfd5f8b876ee22ab62d004867f42aa9a",
    "signature": "0x21f4d32181780bb71c009ef42e6aacfc11b43f04e6b2f00eaece4a8c86dda0cc3e56ddca8870b0d7e6d05e68bc3ebb22df50f961f4d851d3577f7256327476391c",
    "signer": "0xF9e681F290cD135E7F24F5db3ebbee5Fd1Fcf84f",
    "userId": "344863252"
  }
}