{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108724",
    "entityType": "User",
    "nonce": "0x5b2b0e0648fad6f8bc68c36d23fdb6939ba3dfaa1352002c7a959e4027b9f3f7",
    "signature": "0x8469c37c16a7ed8bd8d9607119d5412c1b81dd6536a0886206a1de327f8c19d462eb7cc31b34de6fa712df5f47635e1a43f3df9748eda097d0ac9463f9f59c031c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}