{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10726",
    "entityType": "User",
    "nonce": "0x975974390f0697865bf47603a0790416a0d6d23e31ecd10765de7757c4650d22",
    "signature": "0x0e547a03d98d9e035cb0d08e37db0e91bd31935ceeb7e0cd704bd52dc9abc9ad12a57744fd487f654a975e2fbca70037895ffd922ef226ce70c88e7cdf6772551b",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}