{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "172400",
    "entityType": "User",
    "nonce": "0x868da51fb25248e3d70840aa293882f8332c009ae407aabfdd13599ae47e303e",
    "signature": "0x7e6f453887b98a85f8360c622ba483293c2621223a4618d8c34812501239443d640bb41bee9db242c63add20b590a70a4d84217b08cf2c2e395290969f731dec1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}