{
  "manageEntity": {
    "action": "Create",
    "entityId": "410956159",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":410956159,\"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": "0x3bbe8899ba66900b5ed9a2e8732a12c08506cc572d9545ece8574609995ffc37",
    "signature": "0xb12597cdf4de8bd98b29f9dcde2ff175bb7c831f43318de3c3ce9a6c78968be353d7c07fc7b7e4524e3072748368e0139310bc39a31b7396fa484d2b2be958291c",
    "signer": "0xeA46e9FAC7d0C13eF953aDBe18492fBf149F55Fa",
    "userId": "640431449"
  }
}