{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0xbff7d5b6b402e428b976c488e5d951b6a7f59c4646d8ab77df1801d100199403",
    "signature": "0x6a7ee4f074004bbc71621a4ff9c0ec002f6ac928847882842f54fec12166a6c4691bd13983ab64c5f2ada392925364aa6a3c783c919c7d75901309ea9efe582b1b",
    "signer": "0x92632D7BE74bA47022399097665C226D2833ab2C",
    "userId": "327722"
  }
}