{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "238180",
    "entityType": "User",
    "nonce": "0xf4f9933e80e1727dbc849e4702c943a41589225d1a4a9a7b7a89b51f43ccbc98",
    "signature": "0x852581f88f537d14c3bd1b1e957a9acfeaed63f556140acde8c4ab024d5a9d595a9a62172c58e4138248fda95abd775a1c481234ef5d12f1834fe51a1ce5bbed1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}