{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38771",
    "entityType": "User",
    "nonce": "0x9b58f1751b3d6cadb830f06b9a92c93a48d6ef457386e0ab4279724eb78b15d9",
    "signature": "0x1f7924fb845360c858308452adfa0d6fa6ba66f7c2d054e9c67000897d3477d271057a8610aa67ebf351ae403178daf3e8720006c0fc7750f4eda2eb2ee6d09d1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}