{
  "manageEntity": {
    "action": "Create",
    "entityId": "1696047106",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1696047106,\"description\":\"\",\"playlist_name\":\"Phew\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1783537513,\"metadata_timestamp\":1783537513,\"track_id\":1609442384}]}}",
    "nonce": "0x74357713a4cc307868300b98c64d153fb1b6e4dfca2198407ca3cd250ded5d13",
    "signature": "0x9a3b96641290b5c710822fdc7b1ecba40e09b78916be6bd98d26694242519190499b0523ddafbac7b4181d111d2b4a9f9a2910d65f7b5e7806e5bc48c4f742341c",
    "signer": "0x16a2B57b3b47956466fEFd44Fd9bD698EE288453",
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}