{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73882",
    "entityType": "User",
    "nonce": "0xc58fdc417d62a982aea16eb0bd9bc84c801936e4065989d23d5c0f658e85547c",
    "signature": "0x9e71ff238d8189c3e54c78489cbbca3fcc8b6e8e05294d558d27c1851abb8aaf3ec499b5502242bb66124327df9594ee91aa5ae56b5f4cf5743c049c830e3f581b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}