{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "928381185",
    "entityType": "User",
    "nonce": "0x76f9113f05505cfb4cedf43ac2f5ca283689efa3b29f81395a7e845596fba9ae",
    "signature": "0x8e03d07085983443db657c432a08d1e56c686e2e28867310bb538d9e4482387474838384a225a5d4d9825332f7f5029df06c72f442304b1fe09a87ce73c5eefe1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}