{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69922",
    "entityType": "User",
    "nonce": "0xa899f9c18f023fb7fd831360400b661e1b5a115fc769eae7a9f3b8ef068bc749",
    "signature": "0x39efcf67878d32037c342300667b12deb461d3170e9af0890640c09273be48424e99eebaa1eb648e62e66045d0cf8af6aeb0c2c9b662202294dea0efad884f511c",
    "signer": "0xb7C7a8D9d12EBd1Cd438cB065E97280E6D7e912A",
    "userId": "984691913"
  }
}