{
  "manageEntity": {
    "action": "Create",
    "entityId": "1574422230",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1574422230,\"description\":\"\",\"playlist_name\":\"Om Mani Padme Hum (Buddha Heart)\",\"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\":1779871484,\"metadata_timestamp\":1779871484,\"track_id\":567637}]}}",
    "nonce": "0x152a9089fa4c911e3a2635bfc2ddfdc17e08dd1df870b2d769862779efab30ed",
    "signature": "0xb31111770f0eda3f04aa8a4449722681e434b9085720f949555596cdcb9f3112246f9c65d8fe17ed5aef40536c7eaaae2f447726d9d60db449f3e35f9c9bc9301b",
    "signer": "0x7B8870Bb9a687d4cCe91A5Cdca9Dd733740FC73f",
    "userId": "84172863"
  }
}