{
  "manageEntity": {
    "action": "Update",
    "entityId": "1897863437",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Seventh Soul, Suray, Shan Nash - Amir | امیر\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsedjkohpcbjmvkbrkgkathmmr5dnzjpbqnsap6k3jxwybezbqr3plo\",\"release_date\":\"2026-04-18T02:28:06.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":1776479286,\"metadata_timestamp\":1776479286,\"track_id\":1503116128},{\"timestamp\":1776519979,\"metadata_timestamp\":1776519969,\"track_id\":804416},{\"timestamp\":0,\"metadata_timestamp\":1776520066,\"track_id\":820743}]}}",
    "nonce": "0x6650886885a4f9d6f506d06853d772dfbcdf25ed6794b6c50ebe29de18c8be47",
    "signature": "0xe6d52e2eff0b684b14ab69b93291e088169c4af1b25d898900552ab62fdfab251049a41a94f847d46318034b31f4cbc654bf1e921115badd2658b53c91f41eb01b",
    "signer": "0x621451A32826d26d689D9C9906497BD8C93F6989",
    "userId": "708044065"
  }
}