{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "422362002",
    "entityType": "User",
    "nonce": "0x915f61827a7556f99c9ee621813f307a8547a1018df9a6a6583c873ec9e24ab8",
    "signature": "0x3ca5e616a0eeee5194d2828ffbb6396e6276c32d529d1f47dfa48ecfae838edd7ac618bb49dc8d7ced049f4608b06489fb2260a9afa9e21c085db6a6f02d2af01c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}