{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363614",
    "entityType": "User",
    "nonce": "0x2cf504bce37216bc89f050fb3a22b3bea046f9bef04d40887489326320926ff1",
    "signature": "0xccc2d07ff25b6f774be1187f1f1f21539dfd72ec07ec77d573b712870c9fb7017c27658ef631fa286a51848aaffc85f08a2f981c0559db6e39740738028d070a1b",
    "signer": "0x452136c9843a1ab72B758B9cAb217BEff858Ab77",
    "userId": "825636807"
  }
}