{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "762593015",
    "entityType": "User",
    "nonce": "0x4a39931f92c3c4ecc498252749f2d281a3576bd672e7839a9f5ba5263f48b869",
    "signature": "0x4edcd6045c46b7c05053765c7b45ffedd2d32ec7f65149807b6e99279866adf736fa8f783134482e25a29ee489c4c77acad3cf0b0e604ebb4a718a375c3003981b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}