{
  "manageEntity": {
    "action": "Create",
    "entityId": "1062347977",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1062347977,\"description\":\"\",\"playlist_name\":\"My Playlist 256\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsea7xlvg3tzvvnp6fdjliae7s746d553h62fmkeq2rbvo2vlubqzfw\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x5b6827b62102ae44803999d0e74c4e79593b1147475a6f11f900ba9b9e4b005d",
    "signature": "0x9a5540486a328b4224cf14ca189e959ccef3ec9bc4fb9d0344fd4fc0794c51db4650ea4833f0f2482ab1149b54f7a6e7719f29b8c73f6052c467228adc58fcac1b",
    "signer": "0xe843310494834103Ba1473dE3e5a3233118eC791",
    "userId": "428362958"
  }
}