{
  "manageEntity": {
    "action": "Unfollow",
    "entityId": "21139",
    "entityType": "User",
    "nonce": "0xd74a5475cefad65edaedddd1da6781ed018006ea520f513f1d4cfc45f171ba4f",
    "signature": "0x971c6aa0547ae301a5d87e36046e1cd3a6bbf103a2ae79280ba5f41ab1b530321fe9507aff1413912720e568daea74693e526d894eb30a2574578e2bee3c0f661b",
    "signer": "0x375963f281CEdF4D9D180496F80A256D574daBa2",
    "userId": "981824750"
  }
}