{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "766293353",
    "entityType": "User",
    "nonce": "0x0cda1fea09358bb9c3c3e09f5389e53c334123754c9b09965df03d4c5456a66d",
    "signature": "0xcbdbf59b5a90648fec8bbfc2ff2f3a1ddda7d4b63233e07175aacb8e94481421275eaec72ddd2838ed1cff955283457c8ee63c395b08243c3fff2ed2e0602d541b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}