{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "196923",
    "entityType": "User",
    "nonce": "0x063aa194fdc68db0848f55f61ebe5f9fe08914e3906c7fba2c9ab82c28a2c774",
    "signature": "0xa76f8b14e8fdeaaeec6bd35f689e2856d302a088648315bb7ae461f3779efe5960adc2edb4fa943ff66db22815e61761beab4ee6cf1cea38a439426d503817f71b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}