{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1269941",
    "entityType": "User",
    "nonce": "0xe4051dda6ff796c51b0738f25415ec615e73f3ffb1a0072822832eb1aca17873",
    "signature": "0xccb41e10e8cfd53cd486587fd7539872f33dd77b4b29615543ff0a9150caead13a85aecf0d25ea5c04c481290b36062eb35023472cf30eda4be6e86b2d48214a1b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}