{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "486614832",
    "entityType": "User",
    "nonce": "0xa4a29f5fa270c35704353897c1e0f0cf4d6da195cfeca6d13858cb79df540db5",
    "signature": "0xb734c550e5b0bc9b14fd437bd955864fa656ee76450473b14b86e7a2e27bb989646849381dab6fb86dc9dd000bee9770fd0e56d84d465b292d540fc2f8e150bb1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}