{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "63905",
    "entityType": "User",
    "nonce": "0xc30e8197db4642c8b02f92ec38bd93c19ad855546ee94a1af1c7150d7af390b9",
    "signature": "0x994ebffbd7477734d62db24013090c812b6cf18d3b3801187313893f84a70b764adf86da6375f97588444fe996559526f6f6b8387ba978a8cb3df0534791906f1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}