{
  "manageEntity": {
    "action": "Update",
    "entityId": "1202096018",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"rela(p)x 8000\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"01K6Q49VZ3VSSHCM4M44F0ZNMT\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1777544653,\"metadata_timestamp\":0,\"track_id\":1556157145}]}}",
    "nonce": "0xf59351b9180229d5ffddc95d613e4c5518de98b3447cf86baee209ac8c3b3b5d",
    "signature": "0xa91d4a0f04c0167bde6645e680315d42a39d306194487398c60b35fa0fff098050b5764eda8914b44ae09a63351e877db0a52f3bd894908dbce621d14feb4c741c",
    "signer": "0x04032370f473D46Aa4C598fc52366c5fB5915f04",
    "userId": "116136"
  }
}