{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182733",
    "entityType": "User",
    "nonce": "0x70bd342210b0026d18f2b2cc142cbb8fd756cf51a2e199670b08f8de05bc03b2",
    "signature": "0x751bf4fdc75b12d11a59451d568b6bab90ad7c85f8e5d1d0982b5f74c460a44630ea06edbc54de0cbc4e83f0e74acae70ebb3ce4486273aed13ba8aa547f54f91b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}