{
  "manageEntity": {
    "action": "Update",
    "entityId": "629680232",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xa3e5f69fed1040973e50e03bce7937d7e68f8167881cab086fdd7cd6eee14a3f",
    "signature": "0x5e7021ac560af22302bdd4c9ece5d9f8286248aa46ee2d0176e1ab3babb58370307eece06b33333021ab4f9448ef92e6cdfd1bf98e33a7ccdbee26f19876c6db1c",
    "signer": "0x156Cb52FA9983c6345cD47BC21370bF2A4F50fC6",
    "userId": "629680232"
  }
}