{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57546",
    "entityType": "User",
    "nonce": "0x3e92cfc301567de8ff043f6bbed7338b8a6e8beb39821a35ff615a2f9fac3444",
    "signature": "0x04d7470ab1472330c975a3061ecd630374eeab2ad6553f79130c146c6bbe341c085364d7a5071072547b9ae47a694602121a37fd0b8bfbe423e01846ce786d3e1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}