{
  "manageEntity": {
    "action": "Create",
    "entityId": "767085494",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":767085494,\"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": "0x4ca19f8a1a3ee5e83346d038e0dc34a2d390359688cdde10d8bf1f9289005072",
    "signature": "0x986a102d69b96ba9e0cbed678a34a3256bff150b1153089b26f154fa17ab979a1efe036ed71bc99adf596580aca4af6da985f029d463f59292cf22e0b63145f21c",
    "signer": "0x54B193bF6F1e27B02Cd72343a3e68cd19c0110a5",
    "userId": "492531535"
  }
}