{
  "manageEntity": {
    "action": "Create",
    "entityId": "1110572790",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"cover_art_cid\":\"\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"parental_warning_type\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[],\"playlist_image_sizes_multihash\":\"\"}}",
    "nonce": "0xbc3658a819e1adfa8954afddfadcd2e55cf8e3879907c6564603b26e3f446e3a",
    "signature": "0xba81bfd04088080316ae1dbc34e384b92c72889546fa93e3aec79521af741e9d598dfa3b22d2a9879454943e94054633d6fa7164b01ef81748186e69de2ec9621b",
    "signer": "0x932568D3eC7729890581ED7d6397aa4d90d6866E",
    "userId": "140245009"
  }
}