{
  "manageEntity": {
    "action": "Update",
    "entityId": "1407177838",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"https://youtu.be/5I8ZolBPUMw?si=1VE-umYbKaxCOxfx\",\"playlist_name\":\"New Playlist\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqsed5miftlnvpmexcvwijn4uqbrm32ommme6etarap7e24ilcxsuxpc\",\"release_date\":\"2026-04-27T13:52:47.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x694c319acc9288aab30bdc547713f5f04398271629fbdbd1a5506bc7b748d33c",
    "signature": "0x5215d3e43db82cc9830811947b2f96108648f50f6acfa2c9a92f83c638e63db422b6ab6fe2c455399baddca4a6e628b3c8d0bb8db3003d1287ffcb9eb14050ab1b",
    "signer": "0xEC9099Ebf4e6B90938db6daD3c92A75e6D1a9aE8",
    "userId": "548806327"
  }
}