{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "225838",
    "entityType": "User",
    "nonce": "0xb6a0dabf70372fbc57a92b0448ea97597a4a0f7f07a723fd71c0fe5bf5e1bcb1",
    "signature": "0xeffb3b02b44bb604fde8124b8d4eb04a32f30827d00f0043af9e0f0ae82f237863171b9873b070e17aadb2b38803f08eb3f782003b64c7772dcee512a222e9b71c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}