{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11003",
    "entityType": "User",
    "nonce": "0xe4788734c2519a7ed0dda7cd6a609f7db80cc4a8d7e272a39d1c77253b0865a6",
    "signature": "0xf43e29e4c6aa3a391ff9f62b4df675f621e6a84248719c9d7dfa72748205eb4e73506ab1bd388d692e44aa4c406d2c11ffdb2536933db0c7bd9cea02f840cac71b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}