{
  "manageEntity": {
    "action": "Create",
    "entityId": "682764612",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":682764612,\"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": "0xac1e3a5caed292639c099bacfe1cf0edcf760ced0629a0ab7ef1bcfa3b7d08ed",
    "signature": "0x8a98a35d47edb1d3c2ea96f9c98e6df9c37aaaf8f431beed2f9f463ea09d005247ba8e9832a433f4c15b3ddfcb635d2799bdb384d301314674996d67752182811c",
    "signer": "0xF62BF361eE13653c5Da0f749096DE0752Ab73De9",
    "userId": "599265575"
  }
}