{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51154",
    "entityType": "User",
    "nonce": "0x1d5d5a39270036248e5f1a537a6547b701ed20b635aa682d3b4502f49d9bedd3",
    "signature": "0x099cb92c4b4c4898cdf7e0987487b77908cf6d47724e591c69593d493424f683759183ff267ccfbe2933818426cde75f49475ee4616685b2dc45d89e91630ea11b",
    "signer": "0xF2c19977A72e7f63bBbD9063748E52c002b22f6b",
    "userId": "957488166"
  }
}