{
  "manageEntity": {
    "action": "Update",
    "entityId": "927159023",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x607e99fc86b1af1a923f1c847ca1c2e7cc35a24100b0f5d1403ec7fc9bc6f7d9",
    "signature": "0x5968cdb09e432beaa887bd3dc4c01261fc45f44a53a313d05eb5d91033255472038b70665bf061ff4d2e2fe38fde2bc7ab0e49768900a0c7770e2acdc005b9601b",
    "signer": "0xaf0801e010fC082cD2cA19Ef3BCcA832eD4c0231",
    "userId": "927159023"
  }
}