{
  "manageEntity": {
    "action": "Create",
    "entityId": "2071567529",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":2071567529,\"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": "0x3d59cd01d82ab38a540ee9b44501c830024aa20d43761c8e4f6f37d1c2b895f4",
    "signature": "0x0b731479ce00bef0385c2d6d5991e6f81493df30892469c5c4f415f6866045716ed3bb1982a43fd338182ebdc0a1590b5cce6841cbf211a319a4e01f3efe84e51c",
    "signer": "0x8d9b589dE1945cCd95F387a72F34E3D1dEe0A497",
    "userId": "890925583"
  }
}