{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "172653",
    "entityType": "User",
    "nonce": "0x79fe9499d43b59dc815a11de619f1157ed7b9f00c341ba1807a2eb23913af090",
    "signature": "0xf8d68033ee93e7e68a719fb4364cf56b7649ae706c05387299ae1af126e8c6de1bcd1c4ca1bae0da0d422d936cc3db869b4c5a019469b3c55649ea860c2513961c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}