{
  "manageEntity": {
    "action": "Create",
    "entityId": "1745677054",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1745677054,\"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": "0xbb73daae64ad39877d859f83fefa7dd8c659e6086a758d69466bba9cd100f77e",
    "signature": "0x6d09368db399d7b2b01e284535378011bfce1a8e11aa18fff35215ad9b2dfb0d76164412ace3d94b004285b3ecdca36663f36bf1ae1a335ca8b0d36624d7b9e21b",
    "signer": "0x7e920377E93611BcF59EAfe8db8F78027330a982",
    "userId": "539276466"
  }
}