{
  "manageEntity": {
    "action": "Update",
    "entityId": "182736946",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x2bde5642f7ba9d32972282c4d7517710150ecf2709db25f311ac5cf2f1b96cf9",
    "signature": "0xecdeac7acc048d1834fba4a66fc9672a111355a6ae5145b77046e88099b3228c55421b9d77977af8e42c7e68f2aad5060e67985cd667c4ad90be45a6631acfd91b",
    "signer": "0x652c6a5316E459Be2377aB62927DfB183af3a142",
    "userId": "182736946"
  }
}