{
  "manageEntity": {
    "action": "Update",
    "entityId": "482693489",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x3ed0266760729f33a844ce47ca3179ecc6dca88778b1819ed22f66617c8cbf6b",
    "signature": "0x769d22766cd2b9beba3be6517e5e4d0fd69523f94f94d3cd8d227d624a8c34cc119d3db2b2168f4470a003b2a5a3fdc43202364f2fb375bafc42b47bd86094131b",
    "signer": "0x01cC8C450C0e5cC37F78327bB548220F4E7AFF70",
    "userId": "482693489"
  }
}