{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1495091",
    "entityType": "User",
    "nonce": "0x5d00cffb3ce461c518ae32dbb1b0fa8c7eb6c768ad465df236e2cd7e7e87f363",
    "signature": "0x24d6da5d1bb692dbfd706d208a0ade2c566bbe527aebe04d0ded42bd6b477fcc1d5fafc500b0e82c16ced55a21b4570674f61eecd5951cba0f313a05108638551b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}