{
  "manageEntity": {
    "action": "Update",
    "entityId": "861860640",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x6c7362afd23314c0519db5ef384eb6641a606e9fa4e7281af0fac547c1bf3fa8",
    "signature": "0x58782c628557d0bdad0eabc8a6054cdce741a494b7750620789a38cfa0ab0ee8591759ecb9d971d90359e20843a6f6cd6c6e834e4bdd6d191b82afa8bd41bdce1b",
    "signer": "0x480308482b6aDaE204F44FFE610e168EDdaC4d45",
    "userId": "861860640"
  }
}