{
  "manageEntity": {
    "action": "Update",
    "entityId": "232042",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieracvpjky2y6gtjyzmp5sipt7c26d54gfglxb33rkugpj5dfhzi7usq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":673958713},{\"type\":\"playlist\",\"playlist_id\":846789213},{\"type\":\"playlist\",\"playlist_id\":60917},{\"type\":\"playlist\",\"playlist_id\":61648},{\"type\":\"playlist\",\"playlist_id\":61649},{\"type\":\"playlist\",\"playlist_id\":61650},{\"type\":\"playlist\",\"playlist_id\":158003592}]}}}",
    "nonce": "0x750acd95c4b8a6ddd2fee3d409f3af42604f6dcfbff06eb6fb2e5cb6dc4c47d4",
    "signature": "0x7c15d1bb3346509f52522c864c5dc524f2eae6564356b79b3ed3a9310f5f1cac26cafaa398cde1e00448d8ac851269a343836dd97a1a27f28694b27a9c313a391c",
    "signer": "0x550308aa4AcD9bEEC92e3A1c1a3b59B9E2d7f0F5",
    "userId": "232042"
  }
}