{
  "manageEntity": {
    "action": "Create",
    "entityId": "1194812183",
    "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": "0x6f4fea4e1c2e474a374aa610d27f2ba3e7101bf67d1baae5f3c4af34cc35b99d",
    "signature": "0x2eff16610a1c6a420a3aece5b8d3632ca679c609b7ef730a260e722d40adc4815a4ae03b03e9322eba398f8193ca0497a5e53a395b2201ff65cbf286d8d002c31b",
    "signer": "0xADD89136C148ACD0A5E77bffF1d3C285b548003E",
    "userId": "751086560"
  }
}