{
  "manageEntity": {
    "action": "Update",
    "entityId": "1594765370",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"Songs that qualify and need to be placed in playlist\",\"playlist_name\":\"Library\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"\",\"release_date\":\"2026-04-18T20:18:57.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0xc91d504503d5b364e3c63b58d93a6d1e59b92d6d8c519c97e2179523e4adf4a0",
    "signature": "0xf1d9820d389cb793f17b71756244de11c2d6de6cd9a0cbb5ca3c3f898b30871052cd53bf6ce21511e854a7728f826b017752bdfd8cd75ebe42c0f3bc3ac5e7e51c",
    "signer": "0x3DdfB99173Ed7ff3A083C9C589582B230d37906E",
    "userId": "192527938"
  }
}