{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "388966743",
    "entityType": "User",
    "nonce": "0xc1f2e10644c069ba380f6d36387df1d17ef46aa66f92e0c28cc49d07cea0dfe0",
    "signature": "0x036b3cd79614b8ceac1148dc662039b14a7bf742ec440bb5bf8ef84453f8b4a30a3a504ee3156ec36a44c1e8fe295db00b97bf3b7df6e77c3cf09a1e07ed81861b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}