{
  "manageEntity": {
    "action": "Update",
    "entityId": "549582567",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieratnbntemlibosxcxj2w3zf4az3n5mzje6bxtlvanxkjorfpxislya\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":58308403},{\"type\":\"playlist\",\"playlist_id\":1824507152},{\"type\":\"playlist\",\"playlist_id\":83820435},{\"type\":\"playlist\",\"playlist_id\":1684872827},{\"type\":\"playlist\",\"playlist_id\":54851098},{\"type\":\"playlist\",\"playlist_id\":925326670}]}}}",
    "nonce": "0xa62fda0dbd49b9c22917db7de895368a022e8b9efe91074ea591b66aec725b55",
    "signature": "0x77f7ad4beca70829e3a39db87e712ac6152e5a24aa931241187f9759ab384d70636442bf39d31e2c118384fe5398a9f4d102250485254fe45fc3813fc97927051c",
    "signer": "0x25d2003f956c496B10fBA62D332643762731A84c",
    "userId": "549582567"
  }
}