{
  "manageEntity": {
    "action": "Create",
    "entityId": "1221139400",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1221139400,\"description\":\"\",\"playlist_name\":\"On Fire\",\"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\":1778728262,\"metadata_timestamp\":1778728262,\"track_id\":1994685059}]}}",
    "nonce": "0x0280aa259b8e43832dbd107a81a9896e9fde5c1bad554f4ce761ec2d32531fe3",
    "signature": "0x83fa9c526235a7d3a0fea1d77d0c6b7bc9f249d0865d29b9e06c6e8f3ac5d3d259c2ca422cb313109a6291b3949c671a6060be37cb5abd57c023aa8a05b19a511b",
    "signer": "0xcb9F32a57f7110a88dE581263Bf4d4d6d8a53641",
    "userId": "363366"
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}