{
  "manageEntity": {
    "action": "Update",
    "entityId": "220230236",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x06c085a229221c4e4ea1ac3346d0d22d53f793b9180c7eefe6634110a1fc8064",
    "signature": "0x67d14f60006f45e98a51cdbc1b21484d4829b508824e7e90e2e3defaccc1cc2f05d1014b9f13a3c9cd45d621dbacbcec95fa1904962727390de46ae4fefa8bd61b",
    "signer": "0xea79EEd60D97517387a63Acc5fd3BeE2227F1658",
    "userId": "220230236"
  }
}