{
  "manageEntity": {
    "action": "Update",
    "entityId": "2122568381",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"It's not Poisonous but It's not Healthy Either\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqsedmdrimwxrmoz63atv2pliznh5dacznneoek573rdi7jvykjy7zda\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1780367042,\"metadata_timestamp\":0,\"track_id\":2075923343},{\"timestamp\":0,\"metadata_timestamp\":1780367327,\"track_id\":2031274575}]}}",
    "nonce": "0x8b41b23aa0fcd182a0794e5545de2a858de0a5ee17f135a695a0fd394033939a",
    "signature": "0x472d6cd90594c51f3c77a930fb5af0c244786c392461aa9a13fc8a6deee3ed313d4c3d8be4e07797135534481f237518d6e8db76e47fbcea3472707078766b531c",
    "signer": "0x476cb68E9Ba3f7c06Beb93eEc0760FA37E725E8F",
    "userId": "323047075"
  }
}