{
  "manageEntity": {
    "action": "Create",
    "entityId": "124034445",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":124034445,\"description\":\"\",\"playlist_name\":\"New playlist\",\"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\":[]}}",
    "nonce": "0xd31db1d442fdd6de454af2758147219b0b070f8e7a1b7841d007d853df34617f",
    "signature": "0xfb4c89d104848396a64d0155035843872d4c5ba07fc067c33f634b7218981623024e917b9f021bd9d92125132063821f9d5098e81501bdc81968feddaaebfc141c",
    "signer": "0x25ec36593ef5abE8663D916865ef8DD80BE4c1D2",
    "userId": "91562943"
  }
}