{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "373165",
    "entityType": "User",
    "nonce": "0x1c5c111e14bb7185bdaa56968eb637ed1ad9212b31ecfb52a5690982b912eea5",
    "signature": "0x82d63c0c88f1718ead18bcdc90f4c3a049fe7ef3f84b162b299f14a8ddecef9e1682a896ff60a792e2d595f3dccd5795638147ed1380d2c095219316b836932e1c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}